Finding the Third Proportional to 446 and 1,142
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Solution
The third proportional to 446 and 1,142 is: 2,924.13
Step by Step Solution
- Step 1: Write the proportion equation
446 : 1,142 = 1,142 : x - Step 2: Convert to fraction form
446/1,142 = 1,142/x - Step 3: Cross multiply
446x = 1,142 × 1,142 - Step 4: Simplify right side
446x = 1,304,164 - Step 5: Solve for x
x = 1,304,164/446 - Step 6: Final answer
x = 2,924.13
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Why These Related Problems?
These problems maintain the same ratio (2.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.