Home / 809,568.72-1,214,141.04-240,796.85

Finding the Fourth Proportional to 809,568.72, 1,214,141.04 and 240,796.85

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Solution

The fourth proportional to 809,568.72, 1,214,141.04 and 240,796.85 is: 361,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,568.72 : 1,214,141.04 = 240,796.85 : x
  2. Step 2: Convert to fraction form
    809,568.72/1,214,141.04 = 240,796.85/x
  3. Step 3: Cross multiply
    809,568.72x = 1,214,141.04 × 240,796.85
  4. Step 4: Simplify right side
    809,568.72x = 292,361,331,817.02
  5. Step 5: Solve for x
    x = 292,361,331,817.02/809,568.72
  6. Step 6: Final answer
    x = 361,132.20

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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.