Home / 330,286.05-494,772.98-180,257.85

Finding the Fourth Proportional to 330,286.05, 494,772.98 and 180,257.85

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Solution

The fourth proportional to 330,286.05, 494,772.98 and 180,257.85 is: 270,028.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,286.05 : 494,772.98 = 180,257.85 : x
  2. Step 2: Convert to fraction form
    330,286.05/494,772.98 = 180,257.85/x
  3. Step 3: Cross multiply
    330,286.05x = 494,772.98 × 180,257.85
  4. Step 4: Simplify right side
    330,286.05x = 89,186,712,711.60
  5. Step 5: Solve for x
    x = 89,186,712,711.60/330,286.05
  6. Step 6: Final answer
    x = 270,028.70

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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.