Finding the Third Proportional to 422,398 and 879,744
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Solution
The third proportional to 422,398 and 879,744 is: 1,832,275.50
Step by Step Solution
- Step 1: Write the proportion equation
422,398 : 879,744 = 879,744 : x - Step 2: Convert to fraction form
422,398/879,744 = 879,744/x - Step 3: Cross multiply
422,398x = 879,744 × 879,744 - Step 4: Simplify right side
422,398x = 773,949,505,536 - Step 5: Solve for x
x = 773,949,505,536/422,398 - Step 6: Final answer
x = 1,832,275.50
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.