Home / 844,131.38-1,165,012.47-481,472.10

Finding the Fourth Proportional to 844,131.38, 1,165,012.47 and 481,472.10

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Solution

The fourth proportional to 844,131.38, 1,165,012.47 and 481,472.10 is: 664,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,131.38 : 1,165,012.47 = 481,472.10 : x
  2. Step 2: Convert to fraction form
    844,131.38/1,165,012.47 = 481,472.10/x
  3. Step 3: Cross multiply
    844,131.38x = 1,165,012.47 × 481,472.10
  4. Step 4: Simplify right side
    844,131.38x = 560,921,000,457.09
  5. Step 5: Solve for x
    x = 560,921,000,457.09/844,131.38
  6. Step 6: Final answer
    x = 664,494.91

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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.