Finding the Fourth Proportional to 376.44, 564.74 and 132.97
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Solution
The fourth proportional to 376.44, 564.74 and 132.97 is: 199.47
Step by Step Solution
- Step 1: Write the proportion equation
376.44 : 564.74 = 132.97 : x - Step 2: Convert to fraction form
376.44/564.74 = 132.97/x - Step 3: Cross multiply
376.44x = 564.74 × 132.97 - Step 4: Simplify right side
376.44x = 75,089.99 - Step 5: Solve for x
x = 75,089.99/376.44 - Step 6: Final answer
x = 199.47
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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.