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Finding the Fourth Proportional to 310.82, 464.85 and 232.93

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Solution

The fourth proportional to 310.82, 464.85 and 232.93 is: 348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.82 : 464.85 = 232.93 : x
  2. Step 2: Convert to fraction form
    310.82/464.85 = 232.93/x
  3. Step 3: Cross multiply
    310.82x = 464.85 × 232.93
  4. Step 4: Simplify right side
    310.82x = 108,276.35
  5. Step 5: Solve for x
    x = 108,276.35/310.82
  6. Step 6: Final answer
    x = 348.35

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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.