Finding the Third Proportional to 189,392 and 414,432
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Solution
The third proportional to 189,392 and 414,432 is: 906,869.79
Step by Step Solution
- Step 1: Write the proportion equation
189,392 : 414,432 = 414,432 : x - Step 2: Convert to fraction form
189,392/414,432 = 414,432/x - Step 3: Cross multiply
189,392x = 414,432 × 414,432 - Step 4: Simplify right side
189,392x = 171,753,882,624 - Step 5: Solve for x
x = 171,753,882,624/189,392 - Step 6: Final answer
x = 906,869.79
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.