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Finding the Fourth Proportional to 444.49, 613.20 and 267.37

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Solution

The fourth proportional to 444.49, 613.20 and 267.37 is: 368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.49 : 613.20 = 267.37 : x
  2. Step 2: Convert to fraction form
    444.49/613.20 = 267.37/x
  3. Step 3: Cross multiply
    444.49x = 613.20 × 267.37
  4. Step 4: Simplify right side
    444.49x = 163,951.28
  5. Step 5: Solve for x
    x = 163,951.28/444.49
  6. Step 6: Final answer
    x = 368.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.