Finding the Third Proportional to 220,898 and 491,728
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Solution
The third proportional to 220,898 and 491,728 is: 1,094,606.68
Step by Step Solution
- Step 1: Write the proportion equation
220,898 : 491,728 = 491,728 : x - Step 2: Convert to fraction form
220,898/491,728 = 491,728/x - Step 3: Cross multiply
220,898x = 491,728 × 491,728 - Step 4: Simplify right side
220,898x = 241,796,425,984 - Step 5: Solve for x
x = 241,796,425,984/220,898 - Step 6: Final answer
x = 1,094,606.68
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.