Finding the Fourth Proportional to 396.23, 594.36 and 122.36
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Solution
The fourth proportional to 396.23, 594.36 and 122.36 is: 183.54
Step by Step Solution
- Step 1: Write the proportion equation
396.23 : 594.36 = 122.36 : x - Step 2: Convert to fraction form
396.23/594.36 = 122.36/x - Step 3: Cross multiply
396.23x = 594.36 × 122.36 - Step 4: Simplify right side
396.23x = 72,722.92 - Step 5: Solve for x
x = 72,722.92/396.23 - Step 6: Final answer
x = 183.54
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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.