Finding the Third Proportional to 189,487.69 and 276,837.75
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Solution
The third proportional to 189,487.69 and 276,837.75 is: 404,454.46
Step by Step Solution
- Step 1: Write the proportion equation
189,487.69 : 276,837.75 = 276,837.75 : x - Step 2: Convert to fraction form
189,487.69/276,837.75 = 276,837.75/x - Step 3: Cross multiply
189,487.69x = 276,837.75 × 276,837.75 - Step 4: Simplify right side
189,487.69x = 76,639,139,825.06 - Step 5: Solve for x
x = 76,639,139,825.06/189,487.69 - Step 6: Final answer
x = 404,454.46
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.