Finding the Fourth Proportional to 323.62, 446.44 and 205.62
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Solution
The fourth proportional to 323.62, 446.44 and 205.62 is: 283.66
Step by Step Solution
- Step 1: Write the proportion equation
323.62 : 446.44 = 205.62 : x - Step 2: Convert to fraction form
323.62/446.44 = 205.62/x - Step 3: Cross multiply
323.62x = 446.44 × 205.62 - Step 4: Simplify right side
323.62x = 91,796.99 - Step 5: Solve for x
x = 91,796.99/323.62 - Step 6: Final answer
x = 283.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.