Finding the Third Proportional to 276,700.50 and 440,430.75
Calculator
Solution
The third proportional to 276,700.50 and 440,430.75 is: 701,044.07
Step by Step Solution
- Step 1: Write the proportion equation
276,700.50 : 440,430.75 = 440,430.75 : x - Step 2: Convert to fraction form
276,700.50/440,430.75 = 440,430.75/x - Step 3: Cross multiply
276,700.50x = 440,430.75 × 440,430.75 - Step 4: Simplify right side
276,700.50x = 193,979,245,545.56 - Step 5: Solve for x
x = 193,979,245,545.56/276,700.50 - Step 6: Final answer
x = 701,044.07
Related Problems
Find third proportional to 138,350.25 and 220,215.38
Half scale
Find third proportional to 553,401 and 880,861.50
Double scale
Find third proportional to 276,703 and 440,434
Similar ratio
Find third proportional to 415,050.75 and 660,646.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.