Finding the Third Proportional to 217,469.81 and 328,596.75
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Solution
The third proportional to 217,469.81 and 328,596.75 is: 496,509.48
Step by Step Solution
- Step 1: Write the proportion equation
217,469.81 : 328,596.75 = 328,596.75 : x - Step 2: Convert to fraction form
217,469.81/328,596.75 = 328,596.75/x - Step 3: Cross multiply
217,469.81x = 328,596.75 × 328,596.75 - Step 4: Simplify right side
217,469.81x = 107,975,824,110.56 - Step 5: Solve for x
x = 107,975,824,110.56/217,469.81 - Step 6: Final answer
x = 496,509.48
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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.