Home / 641,162.26-962,074.54-281,585.66

Finding the Fourth Proportional to 641,162.26, 962,074.54 and 281,585.66

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Solution

The fourth proportional to 641,162.26, 962,074.54 and 281,585.66 is: 422,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,162.26 : 962,074.54 = 281,585.66 : x
  2. Step 2: Convert to fraction form
    641,162.26/962,074.54 = 281,585.66/x
  3. Step 3: Cross multiply
    641,162.26x = 962,074.54 × 281,585.66
  4. Step 4: Simplify right side
    641,162.26x = 270,906,394,315.10
  5. Step 5: Solve for x
    x = 270,906,394,315.10/641,162.26
  6. Step 6: Final answer
    x = 422,523.92

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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.