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Finding the Fourth Proportional to 329,590.76, 494,432.10 and 101,904.97

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Solution

The fourth proportional to 329,590.76, 494,432.10 and 101,904.97 is: 152,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,590.76 : 494,432.10 = 101,904.97 : x
  2. Step 2: Convert to fraction form
    329,590.76/494,432.10 = 101,904.97/x
  3. Step 3: Cross multiply
    329,590.76x = 494,432.10 × 101,904.97
  4. Step 4: Simplify right side
    329,590.76x = 50,385,085,335.85
  5. Step 5: Solve for x
    x = 50,385,085,335.85/329,590.76
  6. Step 6: Final answer
    x = 152,871.66

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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.