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Finding the Fourth Proportional to 323,753.88, 485,771.02 and 173,819.24

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Solution

The fourth proportional to 323,753.88, 485,771.02 and 173,819.24 is: 260,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,753.88 : 485,771.02 = 173,819.24 : x
  2. Step 2: Convert to fraction form
    323,753.88/485,771.02 = 173,819.24/x
  3. Step 3: Cross multiply
    323,753.88x = 485,771.02 × 173,819.24
  4. Step 4: Simplify right side
    323,753.88x = 84,436,349,510.42
  5. Step 5: Solve for x
    x = 84,436,349,510.42/323,753.88
  6. Step 6: Final answer
    x = 260,804.13

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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.