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Finding the Fourth Proportional to 384,250.13, 576,402.84 and 147,592.82

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Solution

The fourth proportional to 384,250.13, 576,402.84 and 147,592.82 is: 221,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,250.13 : 576,402.84 = 147,592.82 : x
  2. Step 2: Convert to fraction form
    384,250.13/576,402.84 = 147,592.82/x
  3. Step 3: Cross multiply
    384,250.13x = 576,402.84 × 147,592.82
  4. Step 4: Simplify right side
    384,250.13x = 85,072,920,611.61
  5. Step 5: Solve for x
    x = 85,072,920,611.61/384,250.13
  6. Step 6: Final answer
    x = 221,399.85

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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.