Finding the Third Proportional to 129,426.19 and 302,286.09
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Solution
The third proportional to 129,426.19 and 302,286.09 is: 706,015.41
Step by Step Solution
- Step 1: Write the proportion equation
129,426.19 : 302,286.09 = 302,286.09 : x - Step 2: Convert to fraction form
129,426.19/302,286.09 = 302,286.09/x - Step 3: Cross multiply
129,426.19x = 302,286.09 × 302,286.09 - Step 4: Simplify right side
129,426.19x = 91,376,882,474.63 - Step 5: Solve for x
x = 91,376,882,474.63/129,426.19 - Step 6: Final answer
x = 706,015.41
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.