Home / 670,046.33-1,005,192.62-220,793.69

Finding the Fourth Proportional to 670,046.33, 1,005,192.62 and 220,793.69

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Solution

The fourth proportional to 670,046.33, 1,005,192.62 and 220,793.69 is: 331,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,046.33 : 1,005,192.62 = 220,793.69 : x
  2. Step 2: Convert to fraction form
    670,046.33/1,005,192.62 = 220,793.69/x
  3. Step 3: Cross multiply
    670,046.33x = 1,005,192.62 × 220,793.69
  4. Step 4: Simplify right side
    670,046.33x = 221,940,187,730.57
  5. Step 5: Solve for x
    x = 221,940,187,730.57/670,046.33
  6. Step 6: Final answer
    x = 331,231.11

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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.