Finding the Third Proportional to 238.50 and 522.75
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Solution
The third proportional to 238.50 and 522.75 is: 1,145.78
Step by Step Solution
- Step 1: Write the proportion equation
238.50 : 522.75 = 522.75 : x - Step 2: Convert to fraction form
238.50/522.75 = 522.75/x - Step 3: Cross multiply
238.50x = 522.75 × 522.75 - Step 4: Simplify right side
238.50x = 273,267.56 - Step 5: Solve for x
x = 273,267.56/238.50 - Step 6: Final answer
x = 1,145.78
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.