Home / 329,607.50-494,118.03-119,198.66

Finding the Fourth Proportional to 329,607.50, 494,118.03 and 119,198.66

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Solution

The fourth proportional to 329,607.50, 494,118.03 and 119,198.66 is: 178,691.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,607.50 : 494,118.03 = 119,198.66 : x
  2. Step 2: Convert to fraction form
    329,607.50/494,118.03 = 119,198.66/x
  3. Step 3: Cross multiply
    329,607.50x = 494,118.03 × 119,198.66
  4. Step 4: Simplify right side
    329,607.50x = 58,898,207,057.84
  5. Step 5: Solve for x
    x = 58,898,207,057.84/329,607.50
  6. Step 6: Final answer
    x = 178,691.95

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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.