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Finding the Fourth Proportional to 360,056.22, 539,959.25 and 200,375.83

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Solution

The fourth proportional to 360,056.22, 539,959.25 and 200,375.83 is: 300,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,056.22 : 539,959.25 = 200,375.83 : x
  2. Step 2: Convert to fraction form
    360,056.22/539,959.25 = 200,375.83/x
  3. Step 3: Cross multiply
    360,056.22x = 539,959.25 × 200,375.83
  4. Step 4: Simplify right side
    360,056.22x = 108,194,782,884.93
  5. Step 5: Solve for x
    x = 108,194,782,884.93/360,056.22
  6. Step 6: Final answer
    x = 300,494.14

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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.