Finding the Third Proportional to 275,239.13 and 387,586.69
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Solution
The third proportional to 275,239.13 and 387,586.69 is: 545,792.46
Step by Step Solution
- Step 1: Write the proportion equation
275,239.13 : 387,586.69 = 387,586.69 : x - Step 2: Convert to fraction form
275,239.13/387,586.69 = 387,586.69/x - Step 3: Cross multiply
275,239.13x = 387,586.69 × 387,586.69 - Step 4: Simplify right side
275,239.13x = 150,223,440,327.22 - Step 5: Solve for x
x = 150,223,440,327.22/275,239.13 - Step 6: Final answer
x = 545,792.46
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.