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Finding the Fourth Proportional to 303,302.98, 454,759.82 and 125,932.42

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Solution

The fourth proportional to 303,302.98, 454,759.82 and 125,932.42 is: 188,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,302.98 : 454,759.82 = 125,932.42 : x
  2. Step 2: Convert to fraction form
    303,302.98/454,759.82 = 125,932.42/x
  3. Step 3: Cross multiply
    303,302.98x = 454,759.82 × 125,932.42
  4. Step 4: Simplify right side
    303,302.98x = 57,269,004,651.36
  5. Step 5: Solve for x
    x = 57,269,004,651.36/303,302.98
  6. Step 6: Final answer
    x = 188,817.81

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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.