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Finding the Fourth Proportional to 331,291.67, 495,955.76 and 204,524.33

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Solution

The fourth proportional to 331,291.67, 495,955.76 and 204,524.33 is: 306,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,291.67 : 495,955.76 = 204,524.33 : x
  2. Step 2: Convert to fraction form
    331,291.67/495,955.76 = 204,524.33/x
  3. Step 3: Cross multiply
    331,291.67x = 495,955.76 × 204,524.33
  4. Step 4: Simplify right side
    331,291.67x = 101,435,016,021.24
  5. Step 5: Solve for x
    x = 101,435,016,021.24/331,291.67
  6. Step 6: Final answer
    x = 306,180.40

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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.