Finding the Fourth Proportional to 374.97, 561.58 and 361.99
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Solution
The fourth proportional to 374.97, 561.58 and 361.99 is: 542.14
Step by Step Solution
- Step 1: Write the proportion equation
374.97 : 561.58 = 361.99 : x - Step 2: Convert to fraction form
374.97/561.58 = 361.99/x - Step 3: Cross multiply
374.97x = 561.58 × 361.99 - Step 4: Simplify right side
374.97x = 203,286.34 - Step 5: Solve for x
x = 203,286.34/374.97 - Step 6: Final answer
x = 542.14
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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.