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Finding the Fourth Proportional to 360,074.44, 539,440.96 and 225,180.28

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Solution

The fourth proportional to 360,074.44, 539,440.96 and 225,180.28 is: 337,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,074.44 : 539,440.96 = 225,180.28 : x
  2. Step 2: Convert to fraction form
    360,074.44/539,440.96 = 225,180.28/x
  3. Step 3: Cross multiply
    360,074.44x = 539,440.96 × 225,180.28
  4. Step 4: Simplify right side
    360,074.44x = 121,471,466,416.27
  5. Step 5: Solve for x
    x = 121,471,466,416.27/360,074.44
  6. Step 6: Final answer
    x = 337,350.98

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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.