Home / 331,629.81-457,519.23-204,083.97

Finding the Fourth Proportional to 331,629.81, 457,519.23 and 204,083.97

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Solution

The fourth proportional to 331,629.81, 457,519.23 and 204,083.97 is: 281,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,629.81 : 457,519.23 = 204,083.97 : x
  2. Step 2: Convert to fraction form
    331,629.81/457,519.23 = 204,083.97/x
  3. Step 3: Cross multiply
    331,629.81x = 457,519.23 × 204,083.97
  4. Step 4: Simplify right side
    331,629.81x = 93,372,340,809.74
  5. Step 5: Solve for x
    x = 93,372,340,809.74/331,629.81
  6. Step 6: Final answer
    x = 281,555.93

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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.