Home / 677,067.03-1,015,604.19-203,749.20

Finding the Fourth Proportional to 677,067.03, 1,015,604.19 and 203,749.20

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Solution

The fourth proportional to 677,067.03, 1,015,604.19 and 203,749.20 is: 305,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,067.03 : 1,015,604.19 = 203,749.20 : x
  2. Step 2: Convert to fraction form
    677,067.03/1,015,604.19 = 203,749.20/x
  3. Step 3: Cross multiply
    677,067.03x = 1,015,604.19 × 203,749.20
  4. Step 4: Simplify right side
    677,067.03x = 206,928,541,229.15
  5. Step 5: Solve for x
    x = 206,928,541,229.15/677,067.03
  6. Step 6: Final answer
    x = 305,624.90

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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.