Home / 682,361.64-1,023,542.46-663,699.24

Finding the Fourth Proportional to 682,361.64, 1,023,542.46 and 663,699.24

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Solution

The fourth proportional to 682,361.64, 1,023,542.46 and 663,699.24 is: 995,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,361.64 : 1,023,542.46 = 663,699.24 : x
  2. Step 2: Convert to fraction form
    682,361.64/1,023,542.46 = 663,699.24/x
  3. Step 3: Cross multiply
    682,361.64x = 1,023,542.46 × 663,699.24
  4. Step 4: Simplify right side
    682,361.64x = 679,324,352,809.73
  5. Step 5: Solve for x
    x = 679,324,352,809.73/682,361.64
  6. Step 6: Final answer
    x = 995,548.86

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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.