Finding the Third Proportional to 549 and 1,246
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Solution
The third proportional to 549 and 1,246 is: 2,827.90
Step by Step Solution
- Step 1: Write the proportion equation
549 : 1,246 = 1,246 : x - Step 2: Convert to fraction form
549/1,246 = 1,246/x - Step 3: Cross multiply
549x = 1,246 × 1,246 - Step 4: Simplify right side
549x = 1,552,516 - Step 5: Solve for x
x = 1,552,516/549 - Step 6: Final answer
x = 2,827.90
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Why These Related Problems?
These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.