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Finding the Fourth Proportional to 323,714.52, 485,586.36 and 234,543.24

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Solution

The fourth proportional to 323,714.52, 485,586.36 and 234,543.24 is: 351,825.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,714.52 : 485,586.36 = 234,543.24 : x
  2. Step 2: Convert to fraction form
    323,714.52/485,586.36 = 234,543.24/x
  3. Step 3: Cross multiply
    323,714.52x = 485,586.36 × 234,543.24
  4. Step 4: Simplify right side
    323,714.52x = 113,890,998,174.21
  5. Step 5: Solve for x
    x = 113,890,998,174.21/323,714.52
  6. Step 6: Final answer
    x = 351,825.42

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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.