Home / 677,711.92-1,016,575.16-204,401.38

Finding the Fourth Proportional to 677,711.92, 1,016,575.16 and 204,401.38

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Solution

The fourth proportional to 677,711.92, 1,016,575.16 and 204,401.38 is: 306,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,711.92 : 1,016,575.16 = 204,401.38 : x
  2. Step 2: Convert to fraction form
    677,711.92/1,016,575.16 = 204,401.38/x
  3. Step 3: Cross multiply
    677,711.92x = 1,016,575.16 × 204,401.38
  4. Step 4: Simplify right side
    677,711.92x = 207,789,365,577.72
  5. Step 5: Solve for x
    x = 207,789,365,577.72/677,711.92
  6. Step 6: Final answer
    x = 306,604.27

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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.