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Finding the Fourth Proportional to 329,660.82, 494,529.84 and 104,942.52

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Solution

The fourth proportional to 329,660.82, 494,529.84 and 104,942.52 is: 157,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,660.82 : 494,529.84 = 104,942.52 : x
  2. Step 2: Convert to fraction form
    329,660.82/494,529.84 = 104,942.52/x
  3. Step 3: Cross multiply
    329,660.82x = 494,529.84 × 104,942.52
  4. Step 4: Simplify right side
    329,660.82x = 51,897,207,624.80
  5. Step 5: Solve for x
    x = 51,897,207,624.80/329,660.82
  6. Step 6: Final answer
    x = 157,426.07

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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.