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Finding the Fourth Proportional to 198,289.44, 297,436.08 and 50,545.44

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Solution

The fourth proportional to 198,289.44, 297,436.08 and 50,545.44 is: 75,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,289.44 : 297,436.08 = 50,545.44 : x
  2. Step 2: Convert to fraction form
    198,289.44/297,436.08 = 50,545.44/x
  3. Step 3: Cross multiply
    198,289.44x = 297,436.08 × 50,545.44
  4. Step 4: Simplify right side
    198,289.44x = 15,034,037,535.48
  5. Step 5: Solve for x
    x = 15,034,037,535.48/198,289.44
  6. Step 6: Final answer
    x = 75,818.65

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1.5x scale

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.