Finding the Fourth Proportional to 263.88, 395.96 and 177
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Solution
The fourth proportional to 263.88, 395.96 and 177 is: 265.59
Step by Step Solution
- Step 1: Write the proportion equation
263.88 : 395.96 = 177 : x - Step 2: Convert to fraction form
263.88/395.96 = 177/x - Step 3: Cross multiply
263.88x = 395.96 × 177 - Step 4: Simplify right side
263.88x = 70,084.92 - Step 5: Solve for x
x = 70,084.92/263.88 - Step 6: Final answer
x = 265.59
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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.