Finding the Third Proportional to 306,770 and 656,188
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Solution
The third proportional to 306,770 and 656,188 is: 1,403,601.04
Step by Step Solution
- Step 1: Write the proportion equation
306,770 : 656,188 = 656,188 : x - Step 2: Convert to fraction form
306,770/656,188 = 656,188/x - Step 3: Cross multiply
306,770x = 656,188 × 656,188 - Step 4: Simplify right side
306,770x = 430,582,691,344 - Step 5: Solve for x
x = 430,582,691,344/306,770 - Step 6: Final answer
x = 1,403,601.04
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.