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Finding the Fourth Proportional to 616.98, 925.47 and 184.17

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Solution

The fourth proportional to 616.98, 925.47 and 184.17 is: 276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.98 : 925.47 = 184.17 : x
  2. Step 2: Convert to fraction form
    616.98/925.47 = 184.17/x
  3. Step 3: Cross multiply
    616.98x = 925.47 × 184.17
  4. Step 4: Simplify right side
    616.98x = 170,443.81
  5. Step 5: Solve for x
    x = 170,443.81/616.98
  6. Step 6: Final answer
    x = 276.26

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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.