Home / 802,966.28-1,108,098.92-440,392.73

Finding the Fourth Proportional to 802,966.28, 1,108,098.92 and 440,392.73

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Solution

The fourth proportional to 802,966.28, 1,108,098.92 and 440,392.73 is: 607,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,966.28 : 1,108,098.92 = 440,392.73 : x
  2. Step 2: Convert to fraction form
    802,966.28/1,108,098.92 = 440,392.73/x
  3. Step 3: Cross multiply
    802,966.28x = 1,108,098.92 × 440,392.73
  4. Step 4: Simplify right side
    802,966.28x = 487,998,704,049.34
  5. Step 5: Solve for x
    x = 487,998,704,049.34/802,966.28
  6. Step 6: Final answer
    x = 607,744.96

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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.