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Finding the Fourth Proportional to 444,605.52, 667,033.16 and 178,552.86

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Solution

The fourth proportional to 444,605.52, 667,033.16 and 178,552.86 is: 267,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,605.52 : 667,033.16 = 178,552.86 : x
  2. Step 2: Convert to fraction form
    444,605.52/667,033.16 = 178,552.86/x
  3. Step 3: Cross multiply
    444,605.52x = 667,033.16 × 178,552.86
  4. Step 4: Simplify right side
    444,605.52x = 119,100,678,432.84
  5. Step 5: Solve for x
    x = 119,100,678,432.84/444,605.52
  6. Step 6: Final answer
    x = 267,879.44

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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.