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Finding the Fourth Proportional to 882.86, 1,324.56 and 335.24

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Solution

The fourth proportional to 882.86, 1,324.56 and 335.24 is: 502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.86 : 1,324.56 = 335.24 : x
  2. Step 2: Convert to fraction form
    882.86/1,324.56 = 335.24/x
  3. Step 3: Cross multiply
    882.86x = 1,324.56 × 335.24
  4. Step 4: Simplify right side
    882.86x = 444,045.49
  5. Step 5: Solve for x
    x = 444,045.49/882.86
  6. Step 6: Final answer
    x = 502.96

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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.