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Finding the Fourth Proportional to 295,635.20, 443,517.60 and 95,921.60

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Solution

The fourth proportional to 295,635.20, 443,517.60 and 95,921.60 is: 143,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,635.20 : 443,517.60 = 95,921.60 : x
  2. Step 2: Convert to fraction form
    295,635.20/443,517.60 = 95,921.60/x
  3. Step 3: Cross multiply
    295,635.20x = 443,517.60 × 95,921.60
  4. Step 4: Simplify right side
    295,635.20x = 42,542,917,820.16
  5. Step 5: Solve for x
    x = 42,542,917,820.16/295,635.20
  6. Step 6: Final answer
    x = 143,903.42

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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.