Finding the Third Proportional to 446 and 1,090
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Solution
The third proportional to 446 and 1,090 is: 2,663.90
Step by Step Solution
- Step 1: Write the proportion equation
446 : 1,090 = 1,090 : x - Step 2: Convert to fraction form
446/1,090 = 1,090/x - Step 3: Cross multiply
446x = 1,090 × 1,090 - Step 4: Simplify right side
446x = 1,188,100 - Step 5: Solve for x
x = 1,188,100/446 - Step 6: Final answer
x = 2,663.90
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Why These Related Problems?
These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.