Finding the Third Proportional to 218,286 and 475,440
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Solution
The third proportional to 218,286 and 475,440 is: 1,035,536.84
Step by Step Solution
- Step 1: Write the proportion equation
218,286 : 475,440 = 475,440 : x - Step 2: Convert to fraction form
218,286/475,440 = 475,440/x - Step 3: Cross multiply
218,286x = 475,440 × 475,440 - Step 4: Simplify right side
218,286x = 226,043,193,600 - Step 5: Solve for x
x = 226,043,193,600/218,286 - Step 6: Final answer
x = 1,035,536.84
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.