Home / 324,226.30-486,339-180,223.66

Finding the Fourth Proportional to 324,226.30, 486,339 and 180,223.66

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Solution

The fourth proportional to 324,226.30, 486,339 and 180,223.66 is: 270,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,226.30 : 486,339 = 180,223.66 : x
  2. Step 2: Convert to fraction form
    324,226.30/486,339 = 180,223.66/x
  3. Step 3: Cross multiply
    324,226.30x = 486,339 × 180,223.66
  4. Step 4: Simplify right side
    324,226.30x = 87,649,794,580.74
  5. Step 5: Solve for x
    x = 87,649,794,580.74/324,226.30
  6. Step 6: Final answer
    x = 270,335.24

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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.