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Finding the Fourth Proportional to 429,115.92, 592,162.02 and 238,117.92

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Solution

The fourth proportional to 429,115.92, 592,162.02 and 238,117.92 is: 328,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,115.92 : 592,162.02 = 238,117.92 : x
  2. Step 2: Convert to fraction form
    429,115.92/592,162.02 = 238,117.92/x
  3. Step 3: Cross multiply
    429,115.92x = 592,162.02 × 238,117.92
  4. Step 4: Simplify right side
    429,115.92x = 141,004,388,505.40
  5. Step 5: Solve for x
    x = 141,004,388,505.40/429,115.92
  6. Step 6: Final answer
    x = 328,592.77

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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.