Finding the Third Proportional to 159,990.25 and 343,723.75
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Solution
The third proportional to 159,990.25 and 343,723.75 is: 738,457.60
Step by Step Solution
- Step 1: Write the proportion equation
159,990.25 : 343,723.75 = 343,723.75 : x - Step 2: Convert to fraction form
159,990.25/343,723.75 = 343,723.75/x - Step 3: Cross multiply
159,990.25x = 343,723.75 × 343,723.75 - Step 4: Simplify right side
159,990.25x = 118,146,016,314.06 - Step 5: Solve for x
x = 118,146,016,314.06/159,990.25 - Step 6: Final answer
x = 738,457.60
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.