Home / 440,104.33-660,078.45-200,162.02

Finding the Fourth Proportional to 440,104.33, 660,078.45 and 200,162.02

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Solution

The fourth proportional to 440,104.33, 660,078.45 and 200,162.02 is: 300,207.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,104.33 : 660,078.45 = 200,162.02 : x
  2. Step 2: Convert to fraction form
    440,104.33/660,078.45 = 200,162.02/x
  3. Step 3: Cross multiply
    440,104.33x = 660,078.45 × 200,162.02
  4. Step 4: Simplify right side
    440,104.33x = 132,122,637,560.67
  5. Step 5: Solve for x
    x = 132,122,637,560.67/440,104.33
  6. Step 6: Final answer
    x = 300,207.54

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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.