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Finding the Fourth Proportional to 611.73, 844.02 and 362.97

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Solution

The fourth proportional to 611.73, 844.02 and 362.97 is: 500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    611.73 : 844.02 = 362.97 : x
  2. Step 2: Convert to fraction form
    611.73/844.02 = 362.97/x
  3. Step 3: Cross multiply
    611.73x = 844.02 × 362.97
  4. Step 4: Simplify right side
    611.73x = 306,353.94
  5. Step 5: Solve for x
    x = 306,353.94/611.73
  6. Step 6: Final answer
    x = 500.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.