Finding the Fourth Proportional to 323.19, 484.31 and 201.08
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Solution
The fourth proportional to 323.19, 484.31 and 201.08 is: 301.33
Step by Step Solution
- Step 1: Write the proportion equation
323.19 : 484.31 = 201.08 : x - Step 2: Convert to fraction form
323.19/484.31 = 201.08/x - Step 3: Cross multiply
323.19x = 484.31 × 201.08 - Step 4: Simplify right side
323.19x = 97,384.05 - Step 5: Solve for x
x = 97,384.05/323.19 - Step 6: Final answer
x = 301.33
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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.