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Finding the Fourth Proportional to 617.04, 924.90 and 308.44

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Solution

The fourth proportional to 617.04, 924.90 and 308.44 is: 462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.04 : 924.90 = 308.44 : x
  2. Step 2: Convert to fraction form
    617.04/924.90 = 308.44/x
  3. Step 3: Cross multiply
    617.04x = 924.90 × 308.44
  4. Step 4: Simplify right side
    617.04x = 285,276.16
  5. Step 5: Solve for x
    x = 285,276.16/617.04
  6. Step 6: Final answer
    x = 462.33

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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.