Finding the Fourth Proportional to 327,367.68, 491,072.28 and 102,736.98
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Solution
The fourth proportional to 327,367.68, 491,072.28 and 102,736.98 is: 154,111.99
Step by Step Solution
- Step 1: Write the proportion equation
327,367.68 : 491,072.28 = 102,736.98 : x - Step 2: Convert to fraction form
327,367.68/491,072.28 = 102,736.98/x - Step 3: Cross multiply
327,367.68x = 491,072.28 × 102,736.98 - Step 4: Simplify right side
327,367.68x = 50,451,283,008.91 - Step 5: Solve for x
x = 50,451,283,008.91/327,367.68 - Step 6: Final answer
x = 154,111.99
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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.