Finding the Fourth Proportional to 383.73, 575.91 and 201.18
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Solution
The fourth proportional to 383.73, 575.91 and 201.18 is: 301.94
Step by Step Solution
- Step 1: Write the proportion equation
383.73 : 575.91 = 201.18 : x - Step 2: Convert to fraction form
383.73/575.91 = 201.18/x - Step 3: Cross multiply
383.73x = 575.91 × 201.18 - Step 4: Simplify right side
383.73x = 115,861.57 - Step 5: Solve for x
x = 115,861.57/383.73 - Step 6: Final answer
x = 301.94
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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.