Finding the Fourth Proportional to 324.45, 447.73 and 177.08
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Solution
The fourth proportional to 324.45, 447.73 and 177.08 is: 244.37
Step by Step Solution
- Step 1: Write the proportion equation
324.45 : 447.73 = 177.08 : x - Step 2: Convert to fraction form
324.45/447.73 = 177.08/x - Step 3: Cross multiply
324.45x = 447.73 × 177.08 - Step 4: Simplify right side
324.45x = 79,284.97 - Step 5: Solve for x
x = 79,284.97/324.45 - Step 6: Final answer
x = 244.37
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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.