Home / 855,067.92-1,281,610.44-322,247.76

Finding the Fourth Proportional to 855,067.92, 1,281,610.44 and 322,247.76

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Solution

The fourth proportional to 855,067.92, 1,281,610.44 and 322,247.76 is: 482,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,067.92 : 1,281,610.44 = 322,247.76 : x
  2. Step 2: Convert to fraction form
    855,067.92/1,281,610.44 = 322,247.76/x
  3. Step 3: Cross multiply
    855,067.92x = 1,281,610.44 × 322,247.76
  4. Step 4: Simplify right side
    855,067.92x = 412,996,093,482.61
  5. Step 5: Solve for x
    x = 412,996,093,482.61/855,067.92
  6. Step 6: Final answer
    x = 482,998.00

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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.