Finding the Third Proportional to 279,654 and 419,511
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Solution
The third proportional to 279,654 and 419,511 is: 629,311.50
Step by Step Solution
- Step 1: Write the proportion equation
279,654 : 419,511 = 419,511 : x - Step 2: Convert to fraction form
279,654/419,511 = 419,511/x - Step 3: Cross multiply
279,654x = 419,511 × 419,511 - Step 4: Simplify right side
279,654x = 175,989,479,121 - Step 5: Solve for x
x = 175,989,479,121/279,654 - Step 6: Final answer
x = 629,311.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.