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Finding the Fourth Proportional to 444.66, 613.61 and 267.60

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Solution

The fourth proportional to 444.66, 613.61 and 267.60 is: 369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.66 : 613.61 = 267.60 : x
  2. Step 2: Convert to fraction form
    444.66/613.61 = 267.60/x
  3. Step 3: Cross multiply
    444.66x = 613.61 × 267.60
  4. Step 4: Simplify right side
    444.66x = 164,204.00
  5. Step 5: Solve for x
    x = 164,204.00/444.66
  6. Step 6: Final answer
    x = 369.28

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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.