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Finding the Fourth Proportional to 534,754.85, 802,092.17 and 155,678.49

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Solution

The fourth proportional to 534,754.85, 802,092.17 and 155,678.49 is: 233,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,754.85 : 802,092.17 = 155,678.49 : x
  2. Step 2: Convert to fraction form
    534,754.85/802,092.17 = 155,678.49/x
  3. Step 3: Cross multiply
    534,754.85x = 802,092.17 × 155,678.49
  4. Step 4: Simplify right side
    534,754.85x = 124,868,498,255.62
  5. Step 5: Solve for x
    x = 124,868,498,255.62/534,754.85
  6. Step 6: Final answer
    x = 233,506.06

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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.