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Finding the Fourth Proportional to 617.91, 927.23 and 233.43

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Solution

The fourth proportional to 617.91, 927.23 and 233.43 is: 350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.91 : 927.23 = 233.43 : x
  2. Step 2: Convert to fraction form
    617.91/927.23 = 233.43/x
  3. Step 3: Cross multiply
    617.91x = 927.23 × 233.43
  4. Step 4: Simplify right side
    617.91x = 216,442.13
  5. Step 5: Solve for x
    x = 216,442.13/617.91
  6. Step 6: Final answer
    x = 350.28

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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.