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Finding the Fourth Proportional to 888,801.92, 1,333,172.88 and 356,179.92

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Solution

The fourth proportional to 888,801.92, 1,333,172.88 and 356,179.92 is: 534,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,801.92 : 1,333,172.88 = 356,179.92 : x
  2. Step 2: Convert to fraction form
    888,801.92/1,333,172.88 = 356,179.92/x
  3. Step 3: Cross multiply
    888,801.92x = 1,333,172.88 × 356,179.92
  4. Step 4: Simplify right side
    888,801.92x = 474,849,409,744.57
  5. Step 5: Solve for x
    x = 474,849,409,744.57/888,801.92
  6. Step 6: Final answer
    x = 534,257.86

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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.