Finding the Fourth Proportional to 396.13, 594.19 and 107.57
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Solution
The fourth proportional to 396.13, 594.19 and 107.57 is: 161.35
Step by Step Solution
- Step 1: Write the proportion equation
396.13 : 594.19 = 107.57 : x - Step 2: Convert to fraction form
396.13/594.19 = 107.57/x - Step 3: Cross multiply
396.13x = 594.19 × 107.57 - Step 4: Simplify right side
396.13x = 63,914.05 - Step 5: Solve for x
x = 63,914.05/396.13 - Step 6: Final answer
x = 161.35
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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.