Home / 229,105.20-343,366.20-204,027.60

Finding the Fourth Proportional to 229,105.20, 343,366.20 and 204,027.60

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Solution

The fourth proportional to 229,105.20, 343,366.20 and 204,027.60 is: 305,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,105.20 : 343,366.20 = 204,027.60 : x
  2. Step 2: Convert to fraction form
    229,105.20/343,366.20 = 204,027.60/x
  3. Step 3: Cross multiply
    229,105.20x = 343,366.20 × 204,027.60
  4. Step 4: Simplify right side
    229,105.20x = 70,056,181,707.12
  5. Step 5: Solve for x
    x = 70,056,181,707.12/229,105.20
  6. Step 6: Final answer
    x = 305,781.72

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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.