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Finding the Fourth Proportional to 534,687.88, 802,031.82 and 179,701.90

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Solution

The fourth proportional to 534,687.88, 802,031.82 and 179,701.90 is: 269,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,687.88 : 802,031.82 = 179,701.90 : x
  2. Step 2: Convert to fraction form
    534,687.88/802,031.82 = 179,701.90/x
  3. Step 3: Cross multiply
    534,687.88x = 802,031.82 × 179,701.90
  4. Step 4: Simplify right side
    534,687.88x = 144,126,641,914.46
  5. Step 5: Solve for x
    x = 144,126,641,914.46/534,687.88
  6. Step 6: Final answer
    x = 269,552.85

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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.