Question

find the value of x in the proportion

169 : x :: x : 1​

explain it properly

Answer 1

Answer:

Step-by-step explanation:

169/x = x/1

=> x^2 =169

=> x = 13

Answer 2

Answer:

169 : x :: x : 1

product of extremes = product of means

169 × 1 = x × x

169 = x²

$\sqrt{169} = x$

13 =x