Finding the Third Proportional to 447 and 909
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Solution
The third proportional to 447 and 909 is: 1,848.50
Step by Step Solution
- Step 1: Write the proportion equation
447 : 909 = 909 : x - Step 2: Convert to fraction form
447/909 = 909/x - Step 3: Cross multiply
447x = 909 × 909 - Step 4: Simplify right side
447x = 826,281 - Step 5: Solve for x
x = 826,281/447 - Step 6: Final answer
x = 1,848.50
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.