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Finding the Fourth Proportional to 303,744.08, 419,164.20 and 167,787.52

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Solution

The fourth proportional to 303,744.08, 419,164.20 and 167,787.52 is: 231,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,744.08 : 419,164.20 = 167,787.52 : x
  2. Step 2: Convert to fraction form
    303,744.08/419,164.20 = 167,787.52/x
  3. Step 3: Cross multiply
    303,744.08x = 419,164.20 × 167,787.52
  4. Step 4: Simplify right side
    303,744.08x = 70,330,520,542.87
  5. Step 5: Solve for x
    x = 70,330,520,542.87/303,744.08
  6. Step 6: Final answer
    x = 231,545.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.