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Finding the Fourth Proportional to 617.11, 925.53 and 184.30

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Solution

The fourth proportional to 617.11, 925.53 and 184.30 is: 276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.11 : 925.53 = 184.30 : x
  2. Step 2: Convert to fraction form
    617.11/925.53 = 184.30/x
  3. Step 3: Cross multiply
    617.11x = 925.53 × 184.30
  4. Step 4: Simplify right side
    617.11x = 170,575.18
  5. Step 5: Solve for x
    x = 170,575.18/617.11
  6. Step 6: Final answer
    x = 276.41

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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.