Home / 380,902.44-571,616.57-131,584.44

Finding the Fourth Proportional to 380,902.44, 571,616.57 and 131,584.44

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Solution

The fourth proportional to 380,902.44, 571,616.57 and 131,584.44 is: 197,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,902.44 : 571,616.57 = 131,584.44 : x
  2. Step 2: Convert to fraction form
    380,902.44/571,616.57 = 131,584.44/x
  3. Step 3: Cross multiply
    380,902.44x = 571,616.57 × 131,584.44
  4. Step 4: Simplify right side
    380,902.44x = 75,215,846,258.17
  5. Step 5: Solve for x
    x = 75,215,846,258.17/380,902.44
  6. Step 6: Final answer
    x = 197,467.48

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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.