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Finding the Fourth Proportional to 303,744.27, 419,164.46 and 167,787.71

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Solution

The fourth proportional to 303,744.27, 419,164.46 and 167,787.71 is: 231,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,744.27 : 419,164.46 = 167,787.71 : x
  2. Step 2: Convert to fraction form
    303,744.27/419,164.46 = 167,787.71/x
  3. Step 3: Cross multiply
    303,744.27x = 419,164.46 × 167,787.71
  4. Step 4: Simplify right side
    303,744.27x = 70,330,645,065.76
  5. Step 5: Solve for x
    x = 70,330,645,065.76/303,744.27
  6. Step 6: Final answer
    x = 231,545.59

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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.