Home / 1,002,974.85-1,504,691.76-434,450.61

Finding the Fourth Proportional to 1,002,974.85, 1,504,691.76 and 434,450.61

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Solution

The fourth proportional to 1,002,974.85, 1,504,691.76 and 434,450.61 is: 651,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,974.85 : 1,504,691.76 = 434,450.61 : x
  2. Step 2: Convert to fraction form
    1,002,974.85/1,504,691.76 = 434,450.61/x
  3. Step 3: Cross multiply
    1,002,974.85x = 1,504,691.76 × 434,450.61
  4. Step 4: Simplify right side
    1,002,974.85x = 653,714,252,993.97
  5. Step 5: Solve for x
    x = 653,714,252,993.97/1,002,974.85
  6. Step 6: Final answer
    x = 651,775.32

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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.