Home / 331,626.87-457,515.15-204,081.03

Finding the Fourth Proportional to 331,626.87, 457,515.15 and 204,081.03

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Solution

The fourth proportional to 331,626.87, 457,515.15 and 204,081.03 is: 281,551.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,626.87 : 457,515.15 = 204,081.03 : x
  2. Step 2: Convert to fraction form
    331,626.87/457,515.15 = 204,081.03/x
  3. Step 3: Cross multiply
    331,626.87x = 457,515.15 × 204,081.03
  4. Step 4: Simplify right side
    331,626.87x = 93,370,163,052.60
  5. Step 5: Solve for x
    x = 93,370,163,052.60/331,626.87
  6. Step 6: Final answer
    x = 281,551.86

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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.