Finding the Third Proportional to 227,337.75 and 378,879.75
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Solution
The third proportional to 227,337.75 and 378,879.75 is: 631,438.75
Step by Step Solution
- Step 1: Write the proportion equation
227,337.75 : 378,879.75 = 378,879.75 : x - Step 2: Convert to fraction form
227,337.75/378,879.75 = 378,879.75/x - Step 3: Cross multiply
227,337.75x = 378,879.75 × 378,879.75 - Step 4: Simplify right side
227,337.75x = 143,549,864,960.06 - Step 5: Solve for x
x = 143,549,864,960.06/227,337.75 - Step 6: Final answer
x = 631,438.75
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Why These Related Problems?
These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.