Finding the Third Proportional to 328,286.25 and 705,614.63
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Solution
The third proportional to 328,286.25 and 705,614.63 is: 1,516,639.82
Step by Step Solution
- Step 1: Write the proportion equation
328,286.25 : 705,614.63 = 705,614.63 : x - Step 2: Convert to fraction form
328,286.25/705,614.63 = 705,614.63/x - Step 3: Cross multiply
328,286.25x = 705,614.63 × 705,614.63 - Step 4: Simplify right side
328,286.25x = 497,891,999,013.89 - Step 5: Solve for x
x = 497,891,999,013.89/328,286.25 - Step 6: Final answer
x = 1,516,639.82
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.