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Finding the Fourth Proportional to 260,773.98, 360,040.96 and 200,236.02

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Solution

The fourth proportional to 260,773.98, 360,040.96 and 200,236.02 is: 276,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,773.98 : 360,040.96 = 200,236.02 : x
  2. Step 2: Convert to fraction form
    260,773.98/360,040.96 = 200,236.02/x
  3. Step 3: Cross multiply
    260,773.98x = 360,040.96 × 200,236.02
  4. Step 4: Simplify right side
    260,773.98x = 72,093,168,867.38
  5. Step 5: Solve for x
    x = 72,093,168,867.38/260,773.98
  6. Step 6: Final answer
    x = 276,458.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.