Finding the Fourth Proportional to 400.06, 600.08 and 122.41
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Solution
The fourth proportional to 400.06, 600.08 and 122.41 is: 183.62
Step by Step Solution
- Step 1: Write the proportion equation
400.06 : 600.08 = 122.41 : x - Step 2: Convert to fraction form
400.06/600.08 = 122.41/x - Step 3: Cross multiply
400.06x = 600.08 × 122.41 - Step 4: Simplify right side
400.06x = 73,456.62 - Step 5: Solve for x
x = 73,456.62/400.06 - Step 6: Final answer
x = 183.62
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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.