Finding the Third Proportional to 449.50 and 976
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Solution
The third proportional to 449.50 and 976 is: 2,119.19
Step by Step Solution
- Step 1: Write the proportion equation
449.50 : 976 = 976 : x - Step 2: Convert to fraction form
449.50/976 = 976/x - Step 3: Cross multiply
449.50x = 976 × 976 - Step 4: Simplify right side
449.50x = 952,576 - Step 5: Solve for x
x = 952,576/449.50 - Step 6: Final answer
x = 2,119.19
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.