Finding the Third Proportional to 157,306.88 and 340,857.75
Calculator
Solution
The third proportional to 157,306.88 and 340,857.75 is: 738,581.87
Step by Step Solution
- Step 1: Write the proportion equation
157,306.88 : 340,857.75 = 340,857.75 : x - Step 2: Convert to fraction form
157,306.88/340,857.75 = 340,857.75/x - Step 3: Cross multiply
157,306.88x = 340,857.75 × 340,857.75 - Step 4: Simplify right side
157,306.88x = 116,184,005,735.06 - Step 5: Solve for x
x = 116,184,005,735.06/157,306.88 - Step 6: Final answer
x = 738,581.87
Related Problems
Find third proportional to 78,653.44 and 170,428.88
Half scale
Find third proportional to 314,613.75 and 681,715.50
Double scale
Find third proportional to 157,309 and 340,862
Similar ratio
Find third proportional to 235,960.31 and 511,286.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.