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Finding the Fourth Proportional to 323,484.56, 484,635.54 and 234,517.40

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Solution

The fourth proportional to 323,484.56, 484,635.54 and 234,517.40 is: 351,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,484.56 : 484,635.54 = 234,517.40 : x
  2. Step 2: Convert to fraction form
    323,484.56/484,635.54 = 234,517.40/x
  3. Step 3: Cross multiply
    323,484.56x = 484,635.54 × 234,517.40
  4. Step 4: Simplify right side
    323,484.56x = 113,655,466,788.40
  5. Step 5: Solve for x
    x = 113,655,466,788.40/323,484.56
  6. Step 6: Final answer
    x = 351,347.42

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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.