Finding the Fourth Proportional to 379,193.20, 568,791.36 and 94,882.98
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Solution
The fourth proportional to 379,193.20, 568,791.36 and 94,882.98 is: 142,324.85
Step by Step Solution
- Step 1: Write the proportion equation
379,193.20 : 568,791.36 = 94,882.98 : x - Step 2: Convert to fraction form
379,193.20/568,791.36 = 94,882.98/x - Step 3: Cross multiply
379,193.20x = 568,791.36 × 94,882.98 - Step 4: Simplify right side
379,193.20x = 53,968,617,102.09 - Step 5: Solve for x
x = 53,968,617,102.09/379,193.20 - Step 6: Final answer
x = 142,324.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.