mean proportional

noun

, Mathematics.

(between two numbers a and b ) a number x for which a/x = x/b :
The number 3 is a mean proportional between 1 and 9.

First recorded in 1565–75

We then find the mean proportional between the length HD and the height of the parallelogram.

Then x - 5 is a mean proportional between x - 9 and x, from which we find that x equals 25.

Lastly, as there is only one mean proportional between each relation, there is also only one good government possible for a State.

In the Pyramid Cheops, altitude is very nearly a mean proportional between apothem and half base.

To find a mean proportional between two given straight lines.

April 18, 2024petrichor

[pet-ri-kawr]

Start each day with the Word of the Day in your inbox!

By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.

Browse