Home / 682,078.11-1,022,835.66-232,835.21

Finding the Fourth Proportional to 682,078.11, 1,022,835.66 and 232,835.21

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Solution

The fourth proportional to 682,078.11, 1,022,835.66 and 232,835.21 is: 349,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,078.11 : 1,022,835.66 = 232,835.21 : x
  2. Step 2: Convert to fraction form
    682,078.11/1,022,835.66 = 232,835.21/x
  3. Step 3: Cross multiply
    682,078.11x = 1,022,835.66 × 232,835.21
  4. Step 4: Simplify right side
    682,078.11x = 238,152,150,577.41
  5. Step 5: Solve for x
    x = 238,152,150,577.41/682,078.11
  6. Step 6: Final answer
    x = 349,156.71

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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.