Home / 381,973.62-527,092.74-220,839.04

Finding the Fourth Proportional to 381,973.62, 527,092.74 and 220,839.04

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Solution

The fourth proportional to 381,973.62, 527,092.74 and 220,839.04 is: 304,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,973.62 : 527,092.74 = 220,839.04 : x
  2. Step 2: Convert to fraction form
    381,973.62/527,092.74 = 220,839.04/x
  3. Step 3: Cross multiply
    381,973.62x = 527,092.74 × 220,839.04
  4. Step 4: Simplify right side
    381,973.62x = 116,402,656,212.77
  5. Step 5: Solve for x
    x = 116,402,656,212.77/381,973.62
  6. Step 6: Final answer
    x = 304,740.04

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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.