Finding the Third Proportional to 348 and 863
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Solution
The third proportional to 348 and 863 is: 2,140.14
Step by Step Solution
- Step 1: Write the proportion equation
348 : 863 = 863 : x - Step 2: Convert to fraction form
348/863 = 863/x - Step 3: Cross multiply
348x = 863 × 863 - Step 4: Simplify right side
348x = 744,769 - Step 5: Solve for x
x = 744,769/348 - Step 6: Final answer
x = 2,140.14
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Why These Related Problems?
These problems maintain the same ratio (2.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.