Finding the Fourth Proportional to 372,253.97, 558,565.47 and 147,609.59
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Solution
The fourth proportional to 372,253.97, 558,565.47 and 147,609.59 is: 221,487.55
Step by Step Solution
- Step 1: Write the proportion equation
372,253.97 : 558,565.47 = 147,609.59 : x - Step 2: Convert to fraction form
372,253.97/558,565.47 = 147,609.59/x - Step 3: Cross multiply
372,253.97x = 558,565.47 × 147,609.59 - Step 4: Simplify right side
372,253.97x = 82,449,620,014.86 - Step 5: Solve for x
x = 82,449,620,014.86/372,253.97 - Step 6: Final answer
x = 221,487.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.