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Finding the Fourth Proportional to 363,095.44, 544,645.60 and 126,437.34

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Solution

The fourth proportional to 363,095.44, 544,645.60 and 126,437.34 is: 189,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,095.44 : 544,645.60 = 126,437.34 : x
  2. Step 2: Convert to fraction form
    363,095.44/544,645.60 = 126,437.34/x
  3. Step 3: Cross multiply
    363,095.44x = 544,645.60 × 126,437.34
  4. Step 4: Simplify right side
    363,095.44x = 68,863,540,906.70
  5. Step 5: Solve for x
    x = 68,863,540,906.70/363,095.44
  6. Step 6: Final answer
    x = 189,656.86

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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.