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Finding the Fourth Proportional to 358,574.78, 537,862.53 and 92,335.88

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Solution

The fourth proportional to 358,574.78, 537,862.53 and 92,335.88 is: 138,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,574.78 : 537,862.53 = 92,335.88 : x
  2. Step 2: Convert to fraction form
    358,574.78/537,862.53 = 92,335.88/x
  3. Step 3: Cross multiply
    358,574.78x = 537,862.53 × 92,335.88
  4. Step 4: Simplify right side
    358,574.78x = 49,664,007,337.26
  5. Step 5: Solve for x
    x = 49,664,007,337.26/358,574.78
  6. Step 6: Final answer
    x = 138,503.91

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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.