Home / 276,246.60-413,981.10-204,610.20

Finding the Fourth Proportional to 276,246.60, 413,981.10 and 204,610.20

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Solution

The fourth proportional to 276,246.60, 413,981.10 and 204,610.20 is: 306,627.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,246.60 : 413,981.10 = 204,610.20 : x
  2. Step 2: Convert to fraction form
    276,246.60/413,981.10 = 204,610.20/x
  3. Step 3: Cross multiply
    276,246.60x = 413,981.10 × 204,610.20
  4. Step 4: Simplify right side
    276,246.60x = 84,704,755,667.22
  5. Step 5: Solve for x
    x = 84,704,755,667.22/276,246.60
  6. Step 6: Final answer
    x = 306,627.32

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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.