Finding the Fourth Proportional to 325.44, 448.99 and 201.06
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Solution
The fourth proportional to 325.44, 448.99 and 201.06 is: 277.39
Step by Step Solution
- Step 1: Write the proportion equation
325.44 : 448.99 = 201.06 : x - Step 2: Convert to fraction form
325.44/448.99 = 201.06/x - Step 3: Cross multiply
325.44x = 448.99 × 201.06 - Step 4: Simplify right side
325.44x = 90,273.93 - Step 5: Solve for x
x = 90,273.93/325.44 - Step 6: Final answer
x = 277.39
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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.