Finding the Third Proportional to 206,412.19 and 290,673.56
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Solution
The third proportional to 206,412.19 and 290,673.56 is: 409,332.03
Step by Step Solution
- Step 1: Write the proportion equation
206,412.19 : 290,673.56 = 290,673.56 : x - Step 2: Convert to fraction form
206,412.19/290,673.56 = 290,673.56/x - Step 3: Cross multiply
206,412.19x = 290,673.56 × 290,673.56 - Step 4: Simplify right side
206,412.19x = 84,491,119,936.44 - Step 5: Solve for x
x = 84,491,119,936.44/206,412.19 - Step 6: Final answer
x = 409,332.03
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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.