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Finding the Fourth Proportional to 555,046.47, 832,901.85 and 239,503.37

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Solution

The fourth proportional to 555,046.47, 832,901.85 and 239,503.37 is: 359,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,046.47 : 832,901.85 = 239,503.37 : x
  2. Step 2: Convert to fraction form
    555,046.47/832,901.85 = 239,503.37/x
  3. Step 3: Cross multiply
    555,046.47x = 832,901.85 × 239,503.37
  4. Step 4: Simplify right side
    555,046.47x = 199,482,795,789.73
  5. Step 5: Solve for x
    x = 199,482,795,789.73/555,046.47
  6. Step 6: Final answer
    x = 359,398.37

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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.