Finding the Fourth Proportional to 325,620.96, 449,576.34 and 203,299.76
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Solution
The fourth proportional to 325,620.96, 449,576.34 and 203,299.76 is: 280,690.66
Step by Step Solution
- Step 1: Write the proportion equation
325,620.96 : 449,576.34 = 203,299.76 : x - Step 2: Convert to fraction form
325,620.96/449,576.34 = 203,299.76/x - Step 3: Cross multiply
325,620.96x = 449,576.34 × 203,299.76 - Step 4: Simplify right side
325,620.96x = 91,398,762,023.68 - Step 5: Solve for x
x = 91,398,762,023.68/325,620.96 - Step 6: Final answer
x = 280,690.66
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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.