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Finding the Fourth Proportional to 329,521.39, 494,333.74 and 104,932.29

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Solution

The fourth proportional to 329,521.39, 494,333.74 and 104,932.29 is: 157,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,521.39 : 494,333.74 = 104,932.29 : x
  2. Step 2: Convert to fraction form
    329,521.39/494,333.74 = 104,932.29/x
  3. Step 3: Cross multiply
    329,521.39x = 494,333.74 × 104,932.29
  4. Step 4: Simplify right side
    329,521.39x = 51,871,568,586.20
  5. Step 5: Solve for x
    x = 51,871,568,586.20/329,521.39
  6. Step 6: Final answer
    x = 157,414.88

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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.