Finding the Third Proportional to 349,640 and 762,760
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Solution
The third proportional to 349,640 and 762,760 is: 1,664,005.31
Step by Step Solution
- Step 1: Write the proportion equation
349,640 : 762,760 = 762,760 : x - Step 2: Convert to fraction form
349,640/762,760 = 762,760/x - Step 3: Cross multiply
349,640x = 762,760 × 762,760 - Step 4: Simplify right side
349,640x = 581,802,817,600 - Step 5: Solve for x
x = 581,802,817,600/349,640 - Step 6: Final answer
x = 1,664,005.31
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.