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Finding the Fourth Proportional to 440,557.92, 660,839.04 and 108,133.92

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Solution

The fourth proportional to 440,557.92, 660,839.04 and 108,133.92 is: 162,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,557.92 : 660,839.04 = 108,133.92 : x
  2. Step 2: Convert to fraction form
    440,557.92/660,839.04 = 108,133.92/x
  3. Step 3: Cross multiply
    440,557.92x = 660,839.04 × 108,133.92
  4. Step 4: Simplify right side
    440,557.92x = 71,459,115,884.24
  5. Step 5: Solve for x
    x = 71,459,115,884.24/440,557.92
  6. Step 6: Final answer
    x = 162,201.41

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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.