Finding the Third Proportional to 218,249.44 and 338,721.75
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Solution
The third proportional to 218,249.44 and 338,721.75 is: 525,694.02
Step by Step Solution
- Step 1: Write the proportion equation
218,249.44 : 338,721.75 = 338,721.75 : x - Step 2: Convert to fraction form
218,249.44/338,721.75 = 338,721.75/x - Step 3: Cross multiply
218,249.44x = 338,721.75 × 338,721.75 - Step 4: Simplify right side
218,249.44x = 114,732,423,923.06 - Step 5: Solve for x
x = 114,732,423,923.06/218,249.44 - Step 6: Final answer
x = 525,694.02
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.