Home / 844,512.12-1,165,404.42-481,929.48

Finding the Fourth Proportional to 844,512.12, 1,165,404.42 and 481,929.48

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Solution

The fourth proportional to 844,512.12, 1,165,404.42 and 481,929.48 is: 665,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,512.12 : 1,165,404.42 = 481,929.48 : x
  2. Step 2: Convert to fraction form
    844,512.12/1,165,404.42 = 481,929.48/x
  3. Step 3: Cross multiply
    844,512.12x = 1,165,404.42 × 481,929.48
  4. Step 4: Simplify right side
    844,512.12x = 561,642,746,120.30
  5. Step 5: Solve for x
    x = 561,642,746,120.30/844,512.12
  6. Step 6: Final answer
    x = 665,049.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.