Finding the Fourth Proportional to 499,163.92, 748,770.75 and 243,231.62
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Solution
The fourth proportional to 499,163.92, 748,770.75 and 243,231.62 is: 364,859.55
Step by Step Solution
- Step 1: Write the proportion equation
499,163.92 : 748,770.75 = 243,231.62 : x - Step 2: Convert to fraction form
499,163.92/748,770.75 = 243,231.62/x - Step 3: Cross multiply
499,163.92x = 748,770.75 × 243,231.62 - Step 4: Simplify right side
499,163.92x = 182,124,722,531.12 - Step 5: Solve for x
x = 182,124,722,531.12/499,163.92 - Step 6: Final answer
x = 364,859.55
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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.