Finding the Third Proportional to 220.50 and 375
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Solution
The third proportional to 220.50 and 375 is: 637.76
Step by Step Solution
- Step 1: Write the proportion equation
220.50 : 375 = 375 : x - Step 2: Convert to fraction form
220.50/375 = 375/x - Step 3: Cross multiply
220.50x = 375 × 375 - Step 4: Simplify right side
220.50x = 140,625 - Step 5: Solve for x
x = 140,625/220.50 - Step 6: Final answer
x = 637.76
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These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.