Home / 801,932.80-1,203,206.40-789,337.60

Finding the Fourth Proportional to 801,932.80, 1,203,206.40 and 789,337.60

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Solution

The fourth proportional to 801,932.80, 1,203,206.40 and 789,337.60 is: 1,184,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,932.80 : 1,203,206.40 = 789,337.60 : x
  2. Step 2: Convert to fraction form
    801,932.80/1,203,206.40 = 789,337.60/x
  3. Step 3: Cross multiply
    801,932.80x = 1,203,206.40 × 789,337.60
  4. Step 4: Simplify right side
    801,932.80x = 949,736,052,080.64
  5. Step 5: Solve for x
    x = 949,736,052,080.64/801,932.80
  6. Step 6: Final answer
    x = 1,184,308.78

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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.