Finding the Fourth Proportional to 400.44, 599.99 and 195.11
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Solution
The fourth proportional to 400.44, 599.99 and 195.11 is: 292.33
Step by Step Solution
- Step 1: Write the proportion equation
400.44 : 599.99 = 195.11 : x - Step 2: Convert to fraction form
400.44/599.99 = 195.11/x - Step 3: Cross multiply
400.44x = 599.99 × 195.11 - Step 4: Simplify right side
400.44x = 117,060.07 - Step 5: Solve for x
x = 117,060.07/400.44 - Step 6: Final answer
x = 292.33
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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.