Finding the Third Proportional to 120,219 and 261,174
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Solution
The third proportional to 120,219 and 261,174 is: 567,396.65
Step by Step Solution
- Step 1: Write the proportion equation
120,219 : 261,174 = 261,174 : x - Step 2: Convert to fraction form
120,219/261,174 = 261,174/x - Step 3: Cross multiply
120,219x = 261,174 × 261,174 - Step 4: Simplify right side
120,219x = 68,211,858,276 - Step 5: Solve for x
x = 68,211,858,276/120,219 - Step 6: Final answer
x = 567,396.65
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.