Finding the Fourth Proportional to 364,916.75, 503,584.09 and 203,771.90
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Solution
The fourth proportional to 364,916.75, 503,584.09 and 203,771.90 is: 281,204.66
Step by Step Solution
- Step 1: Write the proportion equation
364,916.75 : 503,584.09 = 203,771.90 : x - Step 2: Convert to fraction form
364,916.75/503,584.09 = 203,771.90/x - Step 3: Cross multiply
364,916.75x = 503,584.09 × 203,771.90 - Step 4: Simplify right side
364,916.75x = 102,616,287,578.60 - Step 5: Solve for x
x = 102,616,287,578.60/364,916.75 - Step 6: Final answer
x = 281,204.66
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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.