Home / 773,379.04-1,067,391.36-451,089.13

Finding the Fourth Proportional to 773,379.04, 1,067,391.36 and 451,089.13

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Solution

The fourth proportional to 773,379.04, 1,067,391.36 and 451,089.13 is: 622,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,379.04 : 1,067,391.36 = 451,089.13 : x
  2. Step 2: Convert to fraction form
    773,379.04/1,067,391.36 = 451,089.13/x
  3. Step 3: Cross multiply
    773,379.04x = 1,067,391.36 × 451,089.13
  4. Step 4: Simplify right side
    773,379.04x = 481,488,639,951.92
  5. Step 5: Solve for x
    x = 481,488,639,951.92/773,379.04
  6. Step 6: Final answer
    x = 622,577.82

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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.