Finding the Fourth Proportional to 264,174.44, 396,274.21 and 84,278.97
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Solution
The fourth proportional to 264,174.44, 396,274.21 and 84,278.97 is: 126,422.46
Step by Step Solution
- Step 1: Write the proportion equation
264,174.44 : 396,274.21 = 84,278.97 : x - Step 2: Convert to fraction form
264,174.44/396,274.21 = 84,278.97/x - Step 3: Cross multiply
264,174.44x = 396,274.21 × 84,278.97 - Step 4: Simplify right side
264,174.44x = 33,397,582,045.67 - Step 5: Solve for x
x = 33,397,582,045.67/264,174.44 - Step 6: Final answer
x = 126,422.46
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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.