Finding the Third Proportional to 468 and 542
Calculator
Solution
The third proportional to 468 and 542 is: 627.70
Step by Step Solution
- Step 1: Write the proportion equation
468 : 542 = 542 : x - Step 2: Convert to fraction form
468/542 = 542/x - Step 3: Cross multiply
468x = 542 × 542 - Step 4: Simplify right side
468x = 293,764 - Step 5: Solve for x
x = 293,764/468 - Step 6: Final answer
x = 627.70
Related Problems
Find third proportional to 234 and 271
Half scale
Find third proportional to 936 and 1,084
Double scale
Find third proportional to 470 and 544
Similar ratio
Find third proportional to 702 and 813
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.