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Finding the Fourth Proportional to 576,591.39, 865,197.36 and 239,864.46

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Solution

The fourth proportional to 576,591.39, 865,197.36 and 239,864.46 is: 359,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,591.39 : 865,197.36 = 239,864.46 : x
  2. Step 2: Convert to fraction form
    576,591.39/865,197.36 = 239,864.46/x
  3. Step 3: Cross multiply
    576,591.39x = 865,197.36 × 239,864.46
  4. Step 4: Simplify right side
    576,591.39x = 207,530,097,549.83
  5. Step 5: Solve for x
    x = 207,530,097,549.83/576,591.39
  6. Step 6: Final answer
    x = 359,925.77

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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.