Finding the Third Proportional to 502 and 602
Calculator
Solution
The third proportional to 502 and 602 is: 721.92
Step by Step Solution
- Step 1: Write the proportion equation
502 : 602 = 602 : x - Step 2: Convert to fraction form
502/602 = 602/x - Step 3: Cross multiply
502x = 602 × 602 - Step 4: Simplify right side
502x = 362,404 - Step 5: Solve for x
x = 362,404/502 - Step 6: Final answer
x = 721.92
Related Problems
Find third proportional to 251 and 301
Half scale
Find third proportional to 1,004 and 1,204
Double scale
Find third proportional to 504 and 604
Similar ratio
Find third proportional to 753 and 903
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.