Home / 252,905.82-379,031.69-189,226.32

Finding the Fourth Proportional to 252,905.82, 379,031.69 and 189,226.32

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Solution

The fourth proportional to 252,905.82, 379,031.69 and 189,226.32 is: 283,594.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,905.82 : 379,031.69 = 189,226.32 : x
  2. Step 2: Convert to fraction form
    252,905.82/379,031.69 = 189,226.32/x
  3. Step 3: Cross multiply
    252,905.82x = 379,031.69 × 189,226.32
  4. Step 4: Simplify right side
    252,905.82x = 71,722,770,915.95
  5. Step 5: Solve for x
    x = 71,722,770,915.95/252,905.82
  6. Step 6: Final answer
    x = 283,594.78

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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.