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Finding the Fourth Proportional to 329,744.61, 494,450.60 and 234,920.61

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Solution

The fourth proportional to 329,744.61, 494,450.60 and 234,920.61 is: 352,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,744.61 : 494,450.60 = 234,920.61 : x
  2. Step 2: Convert to fraction form
    329,744.61/494,450.60 = 234,920.61/x
  3. Step 3: Cross multiply
    329,744.61x = 494,450.60 × 234,920.61
  4. Step 4: Simplify right side
    329,744.61x = 116,156,635,392.26
  5. Step 5: Solve for x
    x = 116,156,635,392.26/329,744.61
  6. Step 6: Final answer
    x = 352,262.42

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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.