Finding the Third Proportional to 158,447.81 and 327,965.63
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Solution
The third proportional to 158,447.81 and 327,965.63 is: 678,844.66
Step by Step Solution
- Step 1: Write the proportion equation
158,447.81 : 327,965.63 = 327,965.63 : x - Step 2: Convert to fraction form
158,447.81/327,965.63 = 327,965.63/x - Step 3: Cross multiply
158,447.81x = 327,965.63 × 327,965.63 - Step 4: Simplify right side
158,447.81x = 107,561,451,181.64 - Step 5: Solve for x
x = 107,561,451,181.64/158,447.81 - Step 6: Final answer
x = 678,844.66
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.