Question

How to find the mean proportion between 144 and 225?

Answer 1

X = 180

Step-by-step explanation:

Let the mean between 144 and 225 is x 144:x = x:225 ⇒ x² = 32400 ⇒ x = 180 180 is the mean proportion between 144 and 225.

Answer 2

Answer:

180

Step-by-step explanation:

144/x = x/ 225

or, x^2 = 144*225

or, x= √(144*225)

or,x= 12*25=180

therefore, mean proportion =180