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Finding the Fourth Proportional to 2,294.43, 3,442.04 and 814.10

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Solution

The fourth proportional to 2,294.43, 3,442.04 and 814.10 is: 1,221.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.43 : 3,442.04 = 814.10 : x
  2. Step 2: Convert to fraction form
    2,294.43/3,442.04 = 814.10/x
  3. Step 3: Cross multiply
    2,294.43x = 3,442.04 × 814.10
  4. Step 4: Simplify right side
    2,294.43x = 2,802,170.48
  5. Step 5: Solve for x
    x = 2,802,170.48/2,294.43
  6. Step 6: Final answer
    x = 1,221.29

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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.