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Finding the Fourth Proportional to 616.73, 927.22 and 495.83

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Solution

The fourth proportional to 616.73, 927.22 and 495.83 is: 745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.73 : 927.22 = 495.83 : x
  2. Step 2: Convert to fraction form
    616.73/927.22 = 495.83/x
  3. Step 3: Cross multiply
    616.73x = 927.22 × 495.83
  4. Step 4: Simplify right side
    616.73x = 459,743.49
  5. Step 5: Solve for x
    x = 459,743.49/616.73
  6. Step 6: Final answer
    x = 745.46

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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.