Home / 667,560.20-1,001,329.36-162,125.33

Finding the Fourth Proportional to 667,560.20, 1,001,329.36 and 162,125.33

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Solution

The fourth proportional to 667,560.20, 1,001,329.36 and 162,125.33 is: 243,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,560.20 : 1,001,329.36 = 162,125.33 : x
  2. Step 2: Convert to fraction form
    667,560.20/1,001,329.36 = 162,125.33/x
  3. Step 3: Cross multiply
    667,560.20x = 1,001,329.36 × 162,125.33
  4. Step 4: Simplify right side
    667,560.20x = 162,340,847,516.73
  5. Step 5: Solve for x
    x = 162,340,847,516.73/667,560.20
  6. Step 6: Final answer
    x = 243,185.33

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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.