Finding the Third Proportional to 275,608.13 and 413,412.19
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Solution
The third proportional to 275,608.13 and 413,412.19 is: 620,118.28
Step by Step Solution
- Step 1: Write the proportion equation
275,608.13 : 413,412.19 = 413,412.19 : x - Step 2: Convert to fraction form
275,608.13/413,412.19 = 413,412.19/x - Step 3: Cross multiply
275,608.13x = 413,412.19 × 413,412.19 - Step 4: Simplify right side
275,608.13x = 170,909,636,773.54 - Step 5: Solve for x
x = 170,909,636,773.54/275,608.13 - Step 6: Final answer
x = 620,118.28
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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.