Finding the Third Proportional to 191,678 and 290,204
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Solution
The third proportional to 191,678 and 290,204 is: 439,374.17
Step by Step Solution
- Step 1: Write the proportion equation
191,678 : 290,204 = 290,204 : x - Step 2: Convert to fraction form
191,678/290,204 = 290,204/x - Step 3: Cross multiply
191,678x = 290,204 × 290,204 - Step 4: Simplify right side
191,678x = 84,218,361,616 - Step 5: Solve for x
x = 84,218,361,616/191,678 - Step 6: Final answer
x = 439,374.17
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.