Finding the Fourth Proportional to 358,186.02, 494,286.42 and 194,837.38
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Solution
The fourth proportional to 358,186.02, 494,286.42 and 194,837.38 is: 268,869.99
Step by Step Solution
- Step 1: Write the proportion equation
358,186.02 : 494,286.42 = 194,837.38 : x - Step 2: Convert to fraction form
358,186.02/494,286.42 = 194,837.38/x - Step 3: Cross multiply
358,186.02x = 494,286.42 × 194,837.38 - Step 4: Simplify right side
358,186.02x = 96,305,471,042.38 - Step 5: Solve for x
x = 96,305,471,042.38/358,186.02 - Step 6: Final answer
x = 268,869.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.