Mean proportional
| (Math.) | the square root of their product. |
See also: Mean
Mean Proportional
mean proportional
[′mēn prə′pȯr·shən·əl]Mean Proportional
A mean proportional between two positive numbers is a number equal to the square root of their product. Thus, if a:x = x:b, then x is a mean proportional between a and b, and 
. The mean proportional x is also called the geometric mean of a and b.
- involutary function
- involute
- involuted
- involutedly
- involute gear
- involute gearing
- involute gear tooth
- involutely
- involute-profile-measuring instrument
- involutes
- involute spline
- involute spline broach
- involuting
- involution
- involutional
- involutional cyst
- involutional depression
- involutional ectropion
- involutional melancholia
- involutional period
- involutional psychosis
- involutional ptosis
- involution form
- involution (group theory)
- involution (mathematics)