Home / 789,194.05-1,183,793.60-220,571.43

Finding the Fourth Proportional to 789,194.05, 1,183,793.60 and 220,571.43

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Solution

The fourth proportional to 789,194.05, 1,183,793.60 and 220,571.43 is: 330,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,194.05 : 1,183,793.60 = 220,571.43 : x
  2. Step 2: Convert to fraction form
    789,194.05/1,183,793.60 = 220,571.43/x
  3. Step 3: Cross multiply
    789,194.05x = 1,183,793.60 × 220,571.43
  4. Step 4: Simplify right side
    789,194.05x = 261,111,047,176.85
  5. Step 5: Solve for x
    x = 261,111,047,176.85/789,194.05
  6. Step 6: Final answer
    x = 330,857.85

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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.