Finding the Fourth Proportional to 327.54, 451.96 and 202.99
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Solution
The fourth proportional to 327.54, 451.96 and 202.99 is: 280.10
Step by Step Solution
- Step 1: Write the proportion equation
327.54 : 451.96 = 202.99 : x - Step 2: Convert to fraction form
327.54/451.96 = 202.99/x - Step 3: Cross multiply
327.54x = 451.96 × 202.99 - Step 4: Simplify right side
327.54x = 91,743.36 - Step 5: Solve for x
x = 91,743.36/327.54 - Step 6: Final answer
x = 280.10
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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.