Finding the Fourth Proportional to 326,059.24, 449,961.68 and 182,819.28
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Solution
The fourth proportional to 326,059.24, 449,961.68 and 182,819.28 is: 252,290.57
Step by Step Solution
- Step 1: Write the proportion equation
326,059.24 : 449,961.68 = 182,819.28 : x - Step 2: Convert to fraction form
326,059.24/449,961.68 = 182,819.28/x - Step 3: Cross multiply
326,059.24x = 449,961.68 × 182,819.28 - Step 4: Simplify right side
326,059.24x = 82,261,670,365.19 - Step 5: Solve for x
x = 82,261,670,365.19/326,059.24 - Step 6: Final answer
x = 252,290.57
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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.