Finding the Third Proportional to 478.13 and 600.75
Calculator
Solution
The third proportional to 478.13 and 600.75 is: 754.82
Step by Step Solution
- Step 1: Write the proportion equation
478.13 : 600.75 = 600.75 : x - Step 2: Convert to fraction form
478.13/600.75 = 600.75/x - Step 3: Cross multiply
478.13x = 600.75 × 600.75 - Step 4: Simplify right side
478.13x = 360,900.56 - Step 5: Solve for x
x = 360,900.56/478.13 - Step 6: Final answer
x = 754.82
Related Problems
Find third proportional to 239.06 and 300.38
Half scale
Find third proportional to 956.25 and 1,201.50
Double scale
Find third proportional to 480 and 603
Similar ratio
Find third proportional to 717.19 and 901.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.