Finding the Third Proportional to 247,212 and 529,419
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Solution
The third proportional to 247,212 and 529,419 is: 1,133,781.85
Step by Step Solution
- Step 1: Write the proportion equation
247,212 : 529,419 = 529,419 : x - Step 2: Convert to fraction form
247,212/529,419 = 529,419/x - Step 3: Cross multiply
247,212x = 529,419 × 529,419 - Step 4: Simplify right side
247,212x = 280,284,477,561 - Step 5: Solve for x
x = 280,284,477,561/247,212 - Step 6: Final answer
x = 1,133,781.85
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.