Finding the Third Proportional to 608,632 and 890,412
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Solution
The third proportional to 608,632 and 890,412 is: 1,302,648.45
Step by Step Solution
- Step 1: Write the proportion equation
608,632 : 890,412 = 890,412 : x - Step 2: Convert to fraction form
608,632/890,412 = 890,412/x - Step 3: Cross multiply
608,632x = 890,412 × 890,412 - Step 4: Simplify right side
608,632x = 792,833,529,744 - Step 5: Solve for x
x = 792,833,529,744/608,632 - Step 6: Final answer
x = 1,302,648.45
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.