Finding the Third Proportional to 120,454.13 and 259,407.75
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Solution
The third proportional to 120,454.13 and 259,407.75 is: 558,655.68
Step by Step Solution
- Step 1: Write the proportion equation
120,454.13 : 259,407.75 = 259,407.75 : x - Step 2: Convert to fraction form
120,454.13/259,407.75 = 259,407.75/x - Step 3: Cross multiply
120,454.13x = 259,407.75 × 259,407.75 - Step 4: Simplify right side
120,454.13x = 67,292,380,760.06 - Step 5: Solve for x
x = 67,292,380,760.06/120,454.13 - Step 6: Final answer
x = 558,655.68
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.