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Finding the Fourth Proportional to 329,614.98, 494,378.54 and 92,976.72

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Solution

The fourth proportional to 329,614.98, 494,378.54 and 92,976.72 is: 139,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,614.98 : 494,378.54 = 92,976.72 : x
  2. Step 2: Convert to fraction form
    329,614.98/494,378.54 = 92,976.72/x
  3. Step 3: Cross multiply
    329,614.98x = 494,378.54 × 92,976.72
  4. Step 4: Simplify right side
    329,614.98x = 45,965,695,087.59
  5. Step 5: Solve for x
    x = 45,965,695,087.59/329,614.98
  6. Step 6: Final answer
    x = 139,452.69

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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.