Finding the Fourth Proportional to 358,158.88, 494,249.34 and 194,809.96
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Solution
The fourth proportional to 358,158.88, 494,249.34 and 194,809.96 is: 268,832.35
Step by Step Solution
- Step 1: Write the proportion equation
358,158.88 : 494,249.34 = 194,809.96 : x - Step 2: Convert to fraction form
358,158.88/494,249.34 = 194,809.96/x - Step 3: Cross multiply
358,158.88x = 494,249.34 × 194,809.96 - Step 4: Simplify right side
358,158.88x = 96,284,694,155.43 - Step 5: Solve for x
x = 96,284,694,155.43/358,158.88 - Step 6: Final answer
x = 268,832.35
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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.