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Finding the Fourth Proportional to 310.97, 466.76 and 267.84

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Solution

The fourth proportional to 310.97, 466.76 and 267.84 is: 402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.97 : 466.76 = 267.84 : x
  2. Step 2: Convert to fraction form
    310.97/466.76 = 267.84/x
  3. Step 3: Cross multiply
    310.97x = 466.76 × 267.84
  4. Step 4: Simplify right side
    310.97x = 125,017.00
  5. Step 5: Solve for x
    x = 125,017.00/310.97
  6. Step 6: Final answer
    x = 402.02

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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.