Finding the Third Proportional to 175,290.75 and 378,609.75
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Solution
The third proportional to 175,290.75 and 378,609.75 is: 817,757.60
Step by Step Solution
- Step 1: Write the proportion equation
175,290.75 : 378,609.75 = 378,609.75 : x - Step 2: Convert to fraction form
175,290.75/378,609.75 = 378,609.75/x - Step 3: Cross multiply
175,290.75x = 378,609.75 × 378,609.75 - Step 4: Simplify right side
175,290.75x = 143,345,342,795.06 - Step 5: Solve for x
x = 143,345,342,795.06/175,290.75 - Step 6: Final answer
x = 817,757.60
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.