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Finding the Fourth Proportional to 361,202.20, 541,608.90 and 150,602.20

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Solution

The fourth proportional to 361,202.20, 541,608.90 and 150,602.20 is: 225,822.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,202.20 : 541,608.90 = 150,602.20 : x
  2. Step 2: Convert to fraction form
    361,202.20/541,608.90 = 150,602.20/x
  3. Step 3: Cross multiply
    361,202.20x = 541,608.90 × 150,602.20
  4. Step 4: Simplify right side
    361,202.20x = 81,567,491,879.58
  5. Step 5: Solve for x
    x = 81,567,491,879.58/361,202.20
  6. Step 6: Final answer
    x = 225,822.25

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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.