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Finding the Fourth Proportional to 477,691.98, 715,947.48 and 241,102.32

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Solution

The fourth proportional to 477,691.98, 715,947.48 and 241,102.32 is: 361,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,691.98 : 715,947.48 = 241,102.32 : x
  2. Step 2: Convert to fraction form
    477,691.98/715,947.48 = 241,102.32/x
  3. Step 3: Cross multiply
    477,691.98x = 715,947.48 × 241,102.32
  4. Step 4: Simplify right side
    477,691.98x = 172,616,598,426.15
  5. Step 5: Solve for x
    x = 172,616,598,426.15/477,691.98
  6. Step 6: Final answer
    x = 361,355.45

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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.