Home / 327,865.24-452,487.90-200,625.40

Finding the Fourth Proportional to 327,865.24, 452,487.90 and 200,625.40

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Solution

The fourth proportional to 327,865.24, 452,487.90 and 200,625.40 is: 276,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,865.24 : 452,487.90 = 200,625.40 : x
  2. Step 2: Convert to fraction form
    327,865.24/452,487.90 = 200,625.40/x
  3. Step 3: Cross multiply
    327,865.24x = 452,487.90 × 200,625.40
  4. Step 4: Simplify right side
    327,865.24x = 90,780,565,932.66
  5. Step 5: Solve for x
    x = 90,780,565,932.66/327,865.24
  6. Step 6: Final answer
    x = 276,883.78

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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.