Home / 641,161.26-962,073.04-281,584.66

Finding the Fourth Proportional to 641,161.26, 962,073.04 and 281,584.66

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Solution

The fourth proportional to 641,161.26, 962,073.04 and 281,584.66 is: 422,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,161.26 : 962,073.04 = 281,584.66 : x
  2. Step 2: Convert to fraction form
    641,161.26/962,073.04 = 281,584.66/x
  3. Step 3: Cross multiply
    641,161.26x = 962,073.04 × 281,584.66
  4. Step 4: Simplify right side
    641,161.26x = 270,905,009,863.57
  5. Step 5: Solve for x
    x = 270,905,009,863.57/641,161.26
  6. Step 6: Final answer
    x = 422,522.42

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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.