Finding the Fourth Proportional to 358,663.14, 494,951.41 and 197,514.75
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Solution
The fourth proportional to 358,663.14, 494,951.41 and 197,514.75 is: 272,568.31
Step by Step Solution
- Step 1: Write the proportion equation
358,663.14 : 494,951.41 = 197,514.75 : x - Step 2: Convert to fraction form
358,663.14/494,951.41 = 197,514.75/x - Step 3: Cross multiply
358,663.14x = 494,951.41 × 197,514.75 - Step 4: Simplify right side
358,663.14x = 97,760,206,111.26 - Step 5: Solve for x
x = 97,760,206,111.26/358,663.14 - Step 6: Final answer
x = 272,568.31
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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.