Finding the Third Proportional to 158,916 and 330,900
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Solution
The third proportional to 158,916 and 330,900 is: 689,010.61
Step by Step Solution
- Step 1: Write the proportion equation
158,916 : 330,900 = 330,900 : x - Step 2: Convert to fraction form
158,916/330,900 = 330,900/x - Step 3: Cross multiply
158,916x = 330,900 × 330,900 - Step 4: Simplify right side
158,916x = 109,494,810,000 - Step 5: Solve for x
x = 109,494,810,000/158,916 - Step 6: Final answer
x = 689,010.61
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.