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Finding the Fourth Proportional to 883.56, 1,324.80 and 363.52

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Solution

The fourth proportional to 883.56, 1,324.80 and 363.52 is: 545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.56 : 1,324.80 = 363.52 : x
  2. Step 2: Convert to fraction form
    883.56/1,324.80 = 363.52/x
  3. Step 3: Cross multiply
    883.56x = 1,324.80 × 363.52
  4. Step 4: Simplify right side
    883.56x = 481,591.30
  5. Step 5: Solve for x
    x = 481,591.30/883.56
  6. Step 6: Final answer
    x = 545.06

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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.