Home / 844,520.14-1,165,456.65-481,936.78

Finding the Fourth Proportional to 844,520.14, 1,165,456.65 and 481,936.78

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Solution

The fourth proportional to 844,520.14, 1,165,456.65 and 481,936.78 is: 665,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,520.14 : 1,165,456.65 = 481,936.78 : x
  2. Step 2: Convert to fraction form
    844,520.14/1,165,456.65 = 481,936.78/x
  3. Step 3: Cross multiply
    844,520.14x = 1,165,456.65 × 481,936.78
  4. Step 4: Simplify right side
    844,520.14x = 561,676,425,130.59
  5. Step 5: Solve for x
    x = 561,676,425,130.59/844,520.14
  6. Step 6: Final answer
    x = 665,083.52

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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.