Finding the Fourth Proportional to 327,959.08, 491,769.76 and 150,313.96
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Solution
The fourth proportional to 327,959.08, 491,769.76 and 150,313.96 is: 225,393.55
Step by Step Solution
- Step 1: Write the proportion equation
327,959.08 : 491,769.76 = 150,313.96 : x - Step 2: Convert to fraction form
327,959.08/491,769.76 = 150,313.96/x - Step 3: Cross multiply
327,959.08x = 491,769.76 × 150,313.96 - Step 4: Simplify right side
327,959.08x = 73,919,860,033.85 - Step 5: Solve for x
x = 73,919,860,033.85/327,959.08 - Step 6: Final answer
x = 225,393.55
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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.