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Finding the Fourth Proportional to 444.52, 667.12 and 305.37

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Solution

The fourth proportional to 444.52, 667.12 and 305.37 is: 458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.52 : 667.12 = 305.37 : x
  2. Step 2: Convert to fraction form
    444.52/667.12 = 305.37/x
  3. Step 3: Cross multiply
    444.52x = 667.12 × 305.37
  4. Step 4: Simplify right side
    444.52x = 203,718.43
  5. Step 5: Solve for x
    x = 203,718.43/444.52
  6. Step 6: Final answer
    x = 458.29

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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.