Home / 844,828-1,165,575.60-481,991.20

Finding the Fourth Proportional to 844,828, 1,165,575.60 and 481,991.20

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Solution

The fourth proportional to 844,828, 1,165,575.60 and 481,991.20 is: 664,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,828 : 1,165,575.60 = 481,991.20 : x
  2. Step 2: Convert to fraction form
    844,828/1,165,575.60 = 481,991.20/x
  3. Step 3: Cross multiply
    844,828x = 1,165,575.60 × 481,991.20
  4. Step 4: Simplify right side
    844,828x = 561,797,182,134.72
  5. Step 5: Solve for x
    x = 561,797,182,134.72/844,828
  6. Step 6: Final answer
    x = 664,984.09

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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.