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Finding the Fourth Proportional to 883.26, 1,324.04 and 335.03

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Solution

The fourth proportional to 883.26, 1,324.04 and 335.03 is: 502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.26 : 1,324.04 = 335.03 : x
  2. Step 2: Convert to fraction form
    883.26/1,324.04 = 335.03/x
  3. Step 3: Cross multiply
    883.26x = 1,324.04 × 335.03
  4. Step 4: Simplify right side
    883.26x = 443,584.83
  5. Step 5: Solve for x
    x = 443,584.83/883.26
  6. Step 6: Final answer
    x = 502.21

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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.