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Finding the Fourth Proportional to 444.44, 613.24 and 267.40

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Solution

The fourth proportional to 444.44, 613.24 and 267.40 is: 368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.44 : 613.24 = 267.40 : x
  2. Step 2: Convert to fraction form
    444.44/613.24 = 267.40/x
  3. Step 3: Cross multiply
    444.44x = 613.24 × 267.40
  4. Step 4: Simplify right side
    444.44x = 163,980.38
  5. Step 5: Solve for x
    x = 163,980.38/444.44
  6. Step 6: Final answer
    x = 368.96

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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.