Finding the Third Proportional to 243,770 and 376,710
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Solution
The third proportional to 243,770 and 376,710 is: 582,148.85
Step by Step Solution
- Step 1: Write the proportion equation
243,770 : 376,710 = 376,710 : x - Step 2: Convert to fraction form
243,770/376,710 = 376,710/x - Step 3: Cross multiply
243,770x = 376,710 × 376,710 - Step 4: Simplify right side
243,770x = 141,910,424,100 - Step 5: Solve for x
x = 141,910,424,100/243,770 - Step 6: Final answer
x = 582,148.85
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.