Home / 331,628.81-457,517.85-204,082.97

Finding the Fourth Proportional to 331,628.81, 457,517.85 and 204,082.97

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Solution

The fourth proportional to 331,628.81, 457,517.85 and 204,082.97 is: 281,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,628.81 : 457,517.85 = 204,082.97 : x
  2. Step 2: Convert to fraction form
    331,628.81/457,517.85 = 204,082.97/x
  3. Step 3: Cross multiply
    331,628.81x = 457,517.85 × 204,082.97
  4. Step 4: Simplify right side
    331,628.81x = 93,371,601,656.01
  5. Step 5: Solve for x
    x = 93,371,601,656.01/331,628.81
  6. Step 6: Final answer
    x = 281,554.55

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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.