Home / 792,013.70-1,188,020.55-660,793.70

Finding the Fourth Proportional to 792,013.70, 1,188,020.55 and 660,793.70

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Solution

The fourth proportional to 792,013.70, 1,188,020.55 and 660,793.70 is: 991,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,013.70 : 1,188,020.55 = 660,793.70 : x
  2. Step 2: Convert to fraction form
    792,013.70/1,188,020.55 = 660,793.70/x
  3. Step 3: Cross multiply
    792,013.70x = 1,188,020.55 × 660,793.70
  4. Step 4: Simplify right side
    792,013.70x = 785,036,494,910.54
  5. Step 5: Solve for x
    x = 785,036,494,910.54/792,013.70
  6. Step 6: Final answer
    x = 991,190.55

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Similar ratio
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1.5x scale

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.