Home / 789,418.38-1,184,202.33-220,799.58

Finding the Fourth Proportional to 789,418.38, 1,184,202.33 and 220,799.58

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Solution

The fourth proportional to 789,418.38, 1,184,202.33 and 220,799.58 is: 331,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,418.38 : 1,184,202.33 = 220,799.58 : x
  2. Step 2: Convert to fraction form
    789,418.38/1,184,202.33 = 220,799.58/x
  3. Step 3: Cross multiply
    789,418.38x = 1,184,202.33 × 220,799.58
  4. Step 4: Simplify right side
    789,418.38x = 261,471,377,099.02
  5. Step 5: Solve for x
    x = 261,471,377,099.02/789,418.38
  6. Step 6: Final answer
    x = 331,220.28

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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.