Home / 322,939.23-483,965.98-204,398.97

Finding the Fourth Proportional to 322,939.23, 483,965.98 and 204,398.97

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Solution

The fourth proportional to 322,939.23, 483,965.98 and 204,398.97 is: 306,318.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,939.23 : 483,965.98 = 204,398.97 : x
  2. Step 2: Convert to fraction form
    322,939.23/483,965.98 = 204,398.97/x
  3. Step 3: Cross multiply
    322,939.23x = 483,965.98 × 204,398.97
  4. Step 4: Simplify right side
    322,939.23x = 98,922,147,827.04
  5. Step 5: Solve for x
    x = 98,922,147,827.04/322,939.23
  6. Step 6: Final answer
    x = 306,318.15

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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.