Finding the Third Proportional to 201,163.50 and 418,857.75
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Solution
The third proportional to 201,163.50 and 418,857.75 is: 872,135.43
Step by Step Solution
- Step 1: Write the proportion equation
201,163.50 : 418,857.75 = 418,857.75 : x - Step 2: Convert to fraction form
201,163.50/418,857.75 = 418,857.75/x - Step 3: Cross multiply
201,163.50x = 418,857.75 × 418,857.75 - Step 4: Simplify right side
201,163.50x = 175,441,814,735.06 - Step 5: Solve for x
x = 175,441,814,735.06/201,163.50 - Step 6: Final answer
x = 872,135.43
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.