Finding the Third Proportional to 266 and 656
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Solution
The third proportional to 266 and 656 is: 1,617.80
Step by Step Solution
- Step 1: Write the proportion equation
266 : 656 = 656 : x - Step 2: Convert to fraction form
266/656 = 656/x - Step 3: Cross multiply
266x = 656 × 656 - Step 4: Simplify right side
266x = 430,336 - Step 5: Solve for x
x = 430,336/266 - Step 6: Final answer
x = 1,617.80
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These problems maintain the same ratio (2.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.