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单词 mean proportional
释义

Mean proportional


(Math.) the square root of their product.

See also: Mean

Mean Proportional


mean proportional

[′mēn prə′pȯr·shən·əl] (mathematics) For two numbers a and b, a number x, such that x / a = b / x.

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 Mean Proportional. The mean proportional x is also called the geometric mean of a and b.

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更新时间:2024/9/25 2:23:13