Finding the Third Proportional to 447 and 748.50
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Solution
The third proportional to 447 and 748.50 is: 1,253.36
Step by Step Solution
- Step 1: Write the proportion equation
447 : 748.50 = 748.50 : x - Step 2: Convert to fraction form
447/748.50 = 748.50/x - Step 3: Cross multiply
447x = 748.50 × 748.50 - Step 4: Simplify right side
447x = 560,252.25 - Step 5: Solve for x
x = 560,252.25/447 - Step 6: Final answer
x = 1,253.36
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Why These Related Problems?
These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.