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Finding the Fourth Proportional to 444.69, 667.17 and 376.92

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Solution

The fourth proportional to 444.69, 667.17 and 376.92 is: 565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.69 : 667.17 = 376.92 : x
  2. Step 2: Convert to fraction form
    444.69/667.17 = 376.92/x
  3. Step 3: Cross multiply
    444.69x = 667.17 × 376.92
  4. Step 4: Simplify right side
    444.69x = 251,469.72
  5. Step 5: Solve for x
    x = 251,469.72/444.69
  6. Step 6: Final answer
    x = 565.49

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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.