Finding the Third Proportional to 310,857.75 and 467,439.19
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Solution
The third proportional to 310,857.75 and 467,439.19 is: 702,891.90
Step by Step Solution
- Step 1: Write the proportion equation
310,857.75 : 467,439.19 = 467,439.19 : x - Step 2: Convert to fraction form
310,857.75/467,439.19 = 467,439.19/x - Step 3: Cross multiply
310,857.75x = 467,439.19 × 467,439.19 - Step 4: Simplify right side
310,857.75x = 218,499,394,010.66 - Step 5: Solve for x
x = 218,499,394,010.66/310,857.75 - Step 6: Final answer
x = 702,891.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.