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Finding the Fourth Proportional to 362.82, 500.88 and 291.14

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Solution

The fourth proportional to 362.82, 500.88 and 291.14 is: 401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.82 : 500.88 = 291.14 : x
  2. Step 2: Convert to fraction form
    362.82/500.88 = 291.14/x
  3. Step 3: Cross multiply
    362.82x = 500.88 × 291.14
  4. Step 4: Simplify right side
    362.82x = 145,826.20
  5. Step 5: Solve for x
    x = 145,826.20/362.82
  6. Step 6: Final answer
    x = 401.92

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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.