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Finding the Fourth Proportional to 366,793.41, 550,348.52 and 198,432.35

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Solution

The fourth proportional to 366,793.41, 550,348.52 and 198,432.35 is: 297,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,793.41 : 550,348.52 = 198,432.35 : x
  2. Step 2: Convert to fraction form
    366,793.41/550,348.52 = 198,432.35/x
  3. Step 3: Cross multiply
    366,793.41x = 550,348.52 × 198,432.35
  4. Step 4: Simplify right side
    366,793.41x = 109,206,946,398.72
  5. Step 5: Solve for x
    x = 109,206,946,398.72/366,793.41
  6. Step 6: Final answer
    x = 297,734.21

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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.