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Finding the Fourth Proportional to 617.57, 926.35 and 232.82

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Solution

The fourth proportional to 617.57, 926.35 and 232.82 is: 349.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.57 : 926.35 = 232.82 : x
  2. Step 2: Convert to fraction form
    617.57/926.35 = 232.82/x
  3. Step 3: Cross multiply
    617.57x = 926.35 × 232.82
  4. Step 4: Simplify right side
    617.57x = 215,668.18
  5. Step 5: Solve for x
    x = 215,668.18/617.57
  6. Step 6: Final answer
    x = 349.22

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Double scale
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Similar ratio
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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.