Finding the Fourth Proportional to 471.75, 650.99 and 261.92
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Solution
The fourth proportional to 471.75, 650.99 and 261.92 is: 361.43
Step by Step Solution
- Step 1: Write the proportion equation
471.75 : 650.99 = 261.92 : x - Step 2: Convert to fraction form
471.75/650.99 = 261.92/x - Step 3: Cross multiply
471.75x = 650.99 × 261.92 - Step 4: Simplify right side
471.75x = 170,505.99 - Step 5: Solve for x
x = 170,505.99/471.75 - Step 6: Final answer
x = 361.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.