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Finding the Fourth Proportional to 591,660.20, 886,469.70 and 275,468.60

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Solution

The fourth proportional to 591,660.20, 886,469.70 and 275,468.60 is: 412,727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,660.20 : 886,469.70 = 275,468.60 : x
  2. Step 2: Convert to fraction form
    591,660.20/886,469.70 = 275,468.60/x
  3. Step 3: Cross multiply
    591,660.20x = 886,469.70 × 275,468.60
  4. Step 4: Simplify right side
    591,660.20x = 244,194,567,201.42
  5. Step 5: Solve for x
    x = 244,194,567,201.42/591,660.20
  6. Step 6: Final answer
    x = 412,727.72

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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.