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Finding the Fourth Proportional to 444.87, 667.24 and 322.06

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Solution

The fourth proportional to 444.87, 667.24 and 322.06 is: 483.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.87 : 667.24 = 322.06 : x
  2. Step 2: Convert to fraction form
    444.87/667.24 = 322.06/x
  3. Step 3: Cross multiply
    444.87x = 667.24 × 322.06
  4. Step 4: Simplify right side
    444.87x = 214,891.31
  5. Step 5: Solve for x
    x = 214,891.31/444.87
  6. Step 6: Final answer
    x = 483.04

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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.