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Finding the Fourth Proportional to 617.08, 925.76 and 184.24

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Solution

The fourth proportional to 617.08, 925.76 and 184.24 is: 276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.08 : 925.76 = 184.24 : x
  2. Step 2: Convert to fraction form
    617.08/925.76 = 184.24/x
  3. Step 3: Cross multiply
    617.08x = 925.76 × 184.24
  4. Step 4: Simplify right side
    617.08x = 170,562.02
  5. Step 5: Solve for x
    x = 170,562.02/617.08
  6. Step 6: Final answer
    x = 276.40

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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.