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Finding the Fourth Proportional to 303,305.73, 454,763.96 and 125,935.17

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Solution

The fourth proportional to 303,305.73, 454,763.96 and 125,935.17 is: 188,821.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,305.73 : 454,763.96 = 125,935.17 : x
  2. Step 2: Convert to fraction form
    303,305.73/454,763.96 = 125,935.17/x
  3. Step 3: Cross multiply
    303,305.73x = 454,763.96 × 125,935.17
  4. Step 4: Simplify right side
    303,305.73x = 57,270,775,982.80
  5. Step 5: Solve for x
    x = 57,270,775,982.80/303,305.73
  6. Step 6: Final answer
    x = 188,821.94

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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.