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Finding the Fourth Proportional to 329,377.95, 493,690.59 and 149,600.49

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Solution

The fourth proportional to 329,377.95, 493,690.59 and 149,600.49 is: 224,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,377.95 : 493,690.59 = 149,600.49 : x
  2. Step 2: Convert to fraction form
    329,377.95/493,690.59 = 149,600.49/x
  3. Step 3: Cross multiply
    329,377.95x = 493,690.59 × 149,600.49
  4. Step 4: Simplify right side
    329,377.95x = 73,856,354,172.39
  5. Step 5: Solve for x
    x = 73,856,354,172.39/329,377.95
  6. Step 6: Final answer
    x = 224,229.81

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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.