Home / 324,192.30-486,287.94-180,189.70

Finding the Fourth Proportional to 324,192.30, 486,287.94 and 180,189.70

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Solution

The fourth proportional to 324,192.30, 486,287.94 and 180,189.70 is: 270,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,192.30 : 486,287.94 = 180,189.70 : x
  2. Step 2: Convert to fraction form
    324,192.30/486,287.94 = 180,189.70/x
  3. Step 3: Cross multiply
    324,192.30x = 486,287.94 × 180,189.70
  4. Step 4: Simplify right side
    324,192.30x = 87,624,078,022.22
  5. Step 5: Solve for x
    x = 87,624,078,022.22/324,192.30
  6. Step 6: Final answer
    x = 270,284.27

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1.5x scale

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.