Finding the Fourth Proportional to 358,381.11, 494,555.99 and 203,360.64
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Solution
The fourth proportional to 358,381.11, 494,555.99 and 203,360.64 is: 280,632.04
Step by Step Solution
- Step 1: Write the proportion equation
358,381.11 : 494,555.99 = 203,360.64 : x - Step 2: Convert to fraction form
358,381.11/494,555.99 = 203,360.64/x - Step 3: Cross multiply
358,381.11x = 494,555.99 × 203,360.64 - Step 4: Simplify right side
358,381.11x = 100,573,221,625.43 - Step 5: Solve for x
x = 100,573,221,625.43/358,381.11 - Step 6: Final answer
x = 280,632.04
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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.