Finding the Third Proportional to 269,871 and 396,057.75
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Solution
The third proportional to 269,871 and 396,057.75 is: 581,247.12
Step by Step Solution
- Step 1: Write the proportion equation
269,871 : 396,057.75 = 396,057.75 : x - Step 2: Convert to fraction form
269,871/396,057.75 = 396,057.75/x - Step 3: Cross multiply
269,871x = 396,057.75 × 396,057.75 - Step 4: Simplify right side
269,871x = 156,861,741,335.06 - Step 5: Solve for x
x = 156,861,741,335.06/269,871 - Step 6: Final answer
x = 581,247.12
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.