Finding the Third Proportional to 135,717.40 and 268,028.68
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Solution
The third proportional to 135,717.40 and 268,028.68 is: 529,330.62
Step by Step Solution
- Step 1: Write the proportion equation
135,717.40 : 268,028.68 = 268,028.68 : x - Step 2: Convert to fraction form
135,717.40/268,028.68 = 268,028.68/x - Step 3: Cross multiply
135,717.40x = 268,028.68 × 268,028.68 - Step 4: Simplify right side
135,717.40x = 71,839,375,229.00 - Step 5: Solve for x
x = 71,839,375,229.00/135,717.40 - Step 6: Final answer
x = 529,330.62
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These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.