Home / 641,537.74-961,244.01-451,067.54

Finding the Fourth Proportional to 641,537.74, 961,244.01 and 451,067.54

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Solution

The fourth proportional to 641,537.74, 961,244.01 and 451,067.54 is: 675,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,537.74 : 961,244.01 = 451,067.54 : x
  2. Step 2: Convert to fraction form
    641,537.74/961,244.01 = 451,067.54/x
  3. Step 3: Cross multiply
    641,537.74x = 961,244.01 × 451,067.54
  4. Step 4: Simplify right side
    641,537.74x = 433,585,966,124.22
  5. Step 5: Solve for x
    x = 433,585,966,124.22/641,537.74
  6. Step 6: Final answer
    x = 675,854.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.