Finding the Third Proportional to 263 and 396.50
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Solution
The third proportional to 263 and 396.50 is: 597.77
Step by Step Solution
- Step 1: Write the proportion equation
263 : 396.50 = 396.50 : x - Step 2: Convert to fraction form
263/396.50 = 396.50/x - Step 3: Cross multiply
263x = 396.50 × 396.50 - Step 4: Simplify right side
263x = 157,212.25 - Step 5: Solve for x
x = 157,212.25/263 - Step 6: Final answer
x = 597.77
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.