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Finding the Fourth Proportional to 310.97, 466.53 and 201.27

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Solution

The fourth proportional to 310.97, 466.53 and 201.27 is: 301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.97 : 466.53 = 201.27 : x
  2. Step 2: Convert to fraction form
    310.97/466.53 = 201.27/x
  3. Step 3: Cross multiply
    310.97x = 466.53 × 201.27
  4. Step 4: Simplify right side
    310.97x = 93,898.49
  5. Step 5: Solve for x
    x = 93,898.49/310.97
  6. Step 6: Final answer
    x = 301.96

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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.