Finding the Fourth Proportional to 325.37, 448.99 and 177.97
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Solution
The fourth proportional to 325.37, 448.99 and 177.97 is: 245.59
Step by Step Solution
- Step 1: Write the proportion equation
325.37 : 448.99 = 177.97 : x - Step 2: Convert to fraction form
325.37/448.99 = 177.97/x - Step 3: Cross multiply
325.37x = 448.99 × 177.97 - Step 4: Simplify right side
325.37x = 79,906.75 - Step 5: Solve for x
x = 79,906.75/325.37 - Step 6: Final answer
x = 245.59
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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.