Finding the Third Proportional to 218,562 and 480,000
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Solution
The third proportional to 218,562 and 480,000 is: 1,054,163.12
Step by Step Solution
- Step 1: Write the proportion equation
218,562 : 480,000 = 480,000 : x - Step 2: Convert to fraction form
218,562/480,000 = 480,000/x - Step 3: Cross multiply
218,562x = 480,000 × 480,000 - Step 4: Simplify right side
218,562x = 230,400,000,000 - Step 5: Solve for x
x = 230,400,000,000/218,562 - Step 6: Final answer
x = 1,054,163.12
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.