Home / 842,575.94-1,263,863.90-281,610.44

Finding the Fourth Proportional to 842,575.94, 1,263,863.90 and 281,610.44

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Solution

The fourth proportional to 842,575.94, 1,263,863.90 and 281,610.44 is: 422,415.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,575.94 : 1,263,863.90 = 281,610.44 : x
  2. Step 2: Convert to fraction form
    842,575.94/1,263,863.90 = 281,610.44/x
  3. Step 3: Cross multiply
    842,575.94x = 1,263,863.90 × 281,610.44
  4. Step 4: Simplify right side
    842,575.94x = 355,917,268,103.31
  5. Step 5: Solve for x
    x = 355,917,268,103.31/842,575.94
  6. Step 6: Final answer
    x = 422,415.66

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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.