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Finding the Fourth Proportional to 376,092.90, 519,005.15 and 204,010.44

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Solution

The fourth proportional to 376,092.90, 519,005.15 and 204,010.44 is: 281,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,092.90 : 519,005.15 = 204,010.44 : x
  2. Step 2: Convert to fraction form
    376,092.90/519,005.15 = 204,010.44/x
  3. Step 3: Cross multiply
    376,092.90x = 519,005.15 × 204,010.44
  4. Step 4: Simplify right side
    376,092.90x = 105,882,469,013.77
  5. Step 5: Solve for x
    x = 105,882,469,013.77/376,092.90
  6. Step 6: Final answer
    x = 281,532.75

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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.