Finding the Third Proportional to 397,838.25 and 814,060.13
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Solution
The third proportional to 397,838.25 and 814,060.13 is: 1,665,736.99
Step by Step Solution
- Step 1: Write the proportion equation
397,838.25 : 814,060.13 = 814,060.13 : x - Step 2: Convert to fraction form
397,838.25/814,060.13 = 814,060.13/x - Step 3: Cross multiply
397,838.25x = 814,060.13 × 814,060.13 - Step 4: Simplify right side
397,838.25x = 662,693,887,115.02 - Step 5: Solve for x
x = 662,693,887,115.02/397,838.25 - Step 6: Final answer
x = 1,665,736.99
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.