Home / 324,421.28-486,519.21-180,546.65

Finding the Fourth Proportional to 324,421.28, 486,519.21 and 180,546.65

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Solution

The fourth proportional to 324,421.28, 486,519.21 and 180,546.65 is: 270,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,421.28 : 486,519.21 = 180,546.65 : x
  2. Step 2: Convert to fraction form
    324,421.28/486,519.21 = 180,546.65/x
  3. Step 3: Cross multiply
    324,421.28x = 486,519.21 × 180,546.65
  4. Step 4: Simplify right side
    324,421.28x = 87,839,412,918.00
  5. Step 5: Solve for x
    x = 87,839,412,918.00/324,421.28
  6. Step 6: Final answer
    x = 270,757.25

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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.