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Finding the Fourth Proportional to 882.29, 1,322.83 and 362.14

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Solution

The fourth proportional to 882.29, 1,322.83 and 362.14 is: 542.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.29 : 1,322.83 = 362.14 : x
  2. Step 2: Convert to fraction form
    882.29/1,322.83 = 362.14/x
  3. Step 3: Cross multiply
    882.29x = 1,322.83 × 362.14
  4. Step 4: Simplify right side
    882.29x = 479,046.80
  5. Step 5: Solve for x
    x = 479,046.80/882.29
  6. Step 6: Final answer
    x = 542.96

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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.