Finding the Fourth Proportional to 329,818.73, 455,161.02 and 193,850.75
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Solution
The fourth proportional to 329,818.73, 455,161.02 and 193,850.75 is: 267,520.60
Step by Step Solution
- Step 1: Write the proportion equation
329,818.73 : 455,161.02 = 193,850.75 : x - Step 2: Convert to fraction form
329,818.73/455,161.02 = 193,850.75/x - Step 3: Cross multiply
329,818.73x = 455,161.02 × 193,850.75 - Step 4: Simplify right side
329,818.73x = 88,233,305,097.77 - Step 5: Solve for x
x = 88,233,305,097.77/329,818.73 - Step 6: Final answer
x = 267,520.60
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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.