Finding the Fourth Proportional to 324,299.49, 447,540.56 and 203,445.87
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Solution
The fourth proportional to 324,299.49, 447,540.56 and 203,445.87 is: 280,759.86
Step by Step Solution
- Step 1: Write the proportion equation
324,299.49 : 447,540.56 = 203,445.87 : x - Step 2: Convert to fraction form
324,299.49/447,540.56 = 203,445.87/x - Step 3: Cross multiply
324,299.49x = 447,540.56 × 203,445.87 - Step 4: Simplify right side
324,299.49x = 91,050,278,589.49 - Step 5: Solve for x
x = 91,050,278,589.49/324,299.49 - Step 6: Final answer
x = 280,759.86
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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.