Finding the Third Proportional to 215,988.75 and 304,026.75
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Solution
The third proportional to 215,988.75 and 304,026.75 is: 427,949.44
Step by Step Solution
- Step 1: Write the proportion equation
215,988.75 : 304,026.75 = 304,026.75 : x - Step 2: Convert to fraction form
215,988.75/304,026.75 = 304,026.75/x - Step 3: Cross multiply
215,988.75x = 304,026.75 × 304,026.75 - Step 4: Simplify right side
215,988.75x = 92,432,264,715.56 - Step 5: Solve for x
x = 92,432,264,715.56/215,988.75 - Step 6: Final answer
x = 427,949.44
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.