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Finding the Fourth Proportional to 888,269.90, 1,332,912.72 and 375,894.68

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Solution

The fourth proportional to 888,269.90, 1,332,912.72 and 375,894.68 is: 564,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,269.90 : 1,332,912.72 = 375,894.68 : x
  2. Step 2: Convert to fraction form
    888,269.90/1,332,912.72 = 375,894.68/x
  3. Step 3: Cross multiply
    888,269.90x = 1,332,912.72 × 375,894.68
  4. Step 4: Simplify right side
    888,269.90x = 501,034,800,352.33
  5. Step 5: Solve for x
    x = 501,034,800,352.33/888,269.90
  6. Step 6: Final answer
    x = 564,056.94

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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.