Finding the Third Proportional to 221,107.50 and 519,765.75
Calculator
Solution
The third proportional to 221,107.50 and 519,765.75 is: 1,221,832.98
Step by Step Solution
- Step 1: Write the proportion equation
221,107.50 : 519,765.75 = 519,765.75 : x - Step 2: Convert to fraction form
221,107.50/519,765.75 = 519,765.75/x - Step 3: Cross multiply
221,107.50x = 519,765.75 × 519,765.75 - Step 4: Simplify right side
221,107.50x = 270,156,434,873.06 - Step 5: Solve for x
x = 270,156,434,873.06/221,107.50 - Step 6: Final answer
x = 1,221,832.98
Related Problems
Find third proportional to 110,553.75 and 259,882.88
Half scale
Find third proportional to 442,215 and 1,039,531.50
Double scale
Find third proportional to 221,110 and 519,770
Similar ratio
Find third proportional to 331,661.25 and 779,648.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.