Finding the Third Proportional to 724 and 1,055
Calculator
Solution
The third proportional to 724 and 1,055 is: 1,537.33
Step by Step Solution
- Step 1: Write the proportion equation
724 : 1,055 = 1,055 : x - Step 2: Convert to fraction form
724/1,055 = 1,055/x - Step 3: Cross multiply
724x = 1,055 × 1,055 - Step 4: Simplify right side
724x = 1,113,025 - Step 5: Solve for x
x = 1,113,025/724 - Step 6: Final answer
x = 1,537.33
Related Problems
Find third proportional to 362 and 527.50
Half scale
Find third proportional to 1,448 and 2,110
Double scale
Find third proportional to 726 and 1,058
Similar ratio
Find third proportional to 1,086 and 1,582.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.