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Finding the Fourth Proportional to 552,876.88, 763,205.46 and 371,693.92

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Solution

The fourth proportional to 552,876.88, 763,205.46 and 371,693.92 is: 513,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,876.88 : 763,205.46 = 371,693.92 : x
  2. Step 2: Convert to fraction form
    552,876.88/763,205.46 = 371,693.92/x
  3. Step 3: Cross multiply
    552,876.88x = 763,205.46 × 371,693.92
  4. Step 4: Simplify right side
    552,876.88x = 283,678,829,192.80
  5. Step 5: Solve for x
    x = 283,678,829,192.80/552,876.88
  6. Step 6: Final answer
    x = 513,095.84

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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.