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Finding the Fourth Proportional to 616.69, 925.02 and 183.85

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Solution

The fourth proportional to 616.69, 925.02 and 183.85 is: 275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.69 : 925.02 = 183.85 : x
  2. Step 2: Convert to fraction form
    616.69/925.02 = 183.85/x
  3. Step 3: Cross multiply
    616.69x = 925.02 × 183.85
  4. Step 4: Simplify right side
    616.69x = 170,060.30
  5. Step 5: Solve for x
    x = 170,060.30/616.69
  6. Step 6: Final answer
    x = 275.77

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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.