Finding the Fourth Proportional to 334,245.11, 461,108.97 and 198,284.78
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Solution
The fourth proportional to 334,245.11, 461,108.97 and 198,284.78 is: 273,544.45
Step by Step Solution
- Step 1: Write the proportion equation
334,245.11 : 461,108.97 = 198,284.78 : x - Step 2: Convert to fraction form
334,245.11/461,108.97 = 198,284.78/x - Step 3: Cross multiply
334,245.11x = 461,108.97 × 198,284.78 - Step 4: Simplify right side
334,245.11x = 91,430,891,825.25 - Step 5: Solve for x
x = 91,430,891,825.25/334,245.11 - Step 6: Final answer
x = 273,544.45
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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.