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Finding the Fourth Proportional to 303,896.11, 419,375.60 and 167,926.27

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Solution

The fourth proportional to 303,896.11, 419,375.60 and 167,926.27 is: 231,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,896.11 : 419,375.60 = 167,926.27 : x
  2. Step 2: Convert to fraction form
    303,896.11/419,375.60 = 167,926.27/x
  3. Step 3: Cross multiply
    303,896.11x = 419,375.60 × 167,926.27
  4. Step 4: Simplify right side
    303,896.11x = 70,424,179,397.38
  5. Step 5: Solve for x
    x = 70,424,179,397.38/303,896.11
  6. Step 6: Final answer
    x = 231,737.68

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1.5x scale

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.