Finding the Third Proportional to 217,677.38 and 336,353.06
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Solution
The third proportional to 217,677.38 and 336,353.06 is: 519,729.63
Step by Step Solution
- Step 1: Write the proportion equation
217,677.38 : 336,353.06 = 336,353.06 : x - Step 2: Convert to fraction form
217,677.38/336,353.06 = 336,353.06/x - Step 3: Cross multiply
217,677.38x = 336,353.06 × 336,353.06 - Step 4: Simplify right side
217,677.38x = 113,133,382,653.13 - Step 5: Solve for x
x = 113,133,382,653.13/217,677.38 - Step 6: Final answer
x = 519,729.63
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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.