Finding the Third Proportional to 129,940 and 284,180
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Solution
The third proportional to 129,940 and 284,180 is: 621,504.33
Step by Step Solution
- Step 1: Write the proportion equation
129,940 : 284,180 = 284,180 : x - Step 2: Convert to fraction form
129,940/284,180 = 284,180/x - Step 3: Cross multiply
129,940x = 284,180 × 284,180 - Step 4: Simplify right side
129,940x = 80,758,272,400 - Step 5: Solve for x
x = 80,758,272,400/129,940 - Step 6: Final answer
x = 621,504.33
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.