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Finding the Fourth Proportional to 444.98, 613.98 and 267.89

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Solution

The fourth proportional to 444.98, 613.98 and 267.89 is: 369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.98 : 613.98 = 267.89 : x
  2. Step 2: Convert to fraction form
    444.98/613.98 = 267.89/x
  3. Step 3: Cross multiply
    444.98x = 613.98 × 267.89
  4. Step 4: Simplify right side
    444.98x = 164,476.03
  5. Step 5: Solve for x
    x = 164,476.03/444.98
  6. Step 6: Final answer
    x = 369.63

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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.