Finding the Third Proportional to 189,119.63 and 409,758.75
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Solution
The third proportional to 189,119.63 and 409,758.75 is: 887,809.68
Step by Step Solution
- Step 1: Write the proportion equation
189,119.63 : 409,758.75 = 409,758.75 : x - Step 2: Convert to fraction form
189,119.63/409,758.75 = 409,758.75/x - Step 3: Cross multiply
189,119.63x = 409,758.75 × 409,758.75 - Step 4: Simplify right side
189,119.63x = 167,902,233,201.56 - Step 5: Solve for x
x = 167,902,233,201.56/189,119.63 - Step 6: Final answer
x = 887,809.68
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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.