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Finding the Fourth Proportional to 593,318.80, 890,269.80 and 277,721.20

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Solution

The fourth proportional to 593,318.80, 890,269.80 and 277,721.20 is: 416,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,318.80 : 890,269.80 = 277,721.20 : x
  2. Step 2: Convert to fraction form
    593,318.80/890,269.80 = 277,721.20/x
  3. Step 3: Cross multiply
    593,318.80x = 890,269.80 × 277,721.20
  4. Step 4: Simplify right side
    593,318.80x = 247,246,797,179.76
  5. Step 5: Solve for x
    x = 247,246,797,179.76/593,318.80
  6. Step 6: Final answer
    x = 416,718.29

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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.