Home / 667,179.90-1,000,772.19-161,738.82

Finding the Fourth Proportional to 667,179.90, 1,000,772.19 and 161,738.82

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Solution

The fourth proportional to 667,179.90, 1,000,772.19 and 161,738.82 is: 242,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,179.90 : 1,000,772.19 = 161,738.82 : x
  2. Step 2: Convert to fraction form
    667,179.90/1,000,772.19 = 161,738.82/x
  3. Step 3: Cross multiply
    667,179.90x = 1,000,772.19 × 161,738.82
  4. Step 4: Simplify right side
    667,179.90x = 161,863,713,099.42
  5. Step 5: Solve for x
    x = 161,863,713,099.42/667,179.90
  6. Step 6: Final answer
    x = 242,608.80

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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.