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Finding the Fourth Proportional to 534,291.39, 737,392.01 and 304,795.71

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Solution

The fourth proportional to 534,291.39, 737,392.01 and 304,795.71 is: 420,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,291.39 : 737,392.01 = 304,795.71 : x
  2. Step 2: Convert to fraction form
    534,291.39/737,392.01 = 304,795.71/x
  3. Step 3: Cross multiply
    534,291.39x = 737,392.01 × 304,795.71
  4. Step 4: Simplify right side
    534,291.39x = 224,753,919,712.30
  5. Step 5: Solve for x
    x = 224,753,919,712.30/534,291.39
  6. Step 6: Final answer
    x = 420,657.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.