Home / 324,469.20-447,780.24-188,501.52

Finding the Fourth Proportional to 324,469.20, 447,780.24 and 188,501.52

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Solution

The fourth proportional to 324,469.20, 447,780.24 and 188,501.52 is: 260,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,469.20 : 447,780.24 = 188,501.52 : x
  2. Step 2: Convert to fraction form
    324,469.20/447,780.24 = 188,501.52/x
  3. Step 3: Cross multiply
    324,469.20x = 447,780.24 × 188,501.52
  4. Step 4: Simplify right side
    324,469.20x = 84,407,255,865.96
  5. Step 5: Solve for x
    x = 84,407,255,865.96/324,469.20
  6. Step 6: Final answer
    x = 260,139.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.