Finding the Third Proportional to 190,776 and 414,356
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Solution
The third proportional to 190,776 and 414,356 is: 899,960.66
Step by Step Solution
- Step 1: Write the proportion equation
190,776 : 414,356 = 414,356 : x - Step 2: Convert to fraction form
190,776/414,356 = 414,356/x - Step 3: Cross multiply
190,776x = 414,356 × 414,356 - Step 4: Simplify right side
190,776x = 171,690,894,736 - Step 5: Solve for x
x = 171,690,894,736/190,776 - Step 6: Final answer
x = 899,960.66
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.