Finding the Fourth Proportional to 574.75, 793.29 and 342.01
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Solution
The fourth proportional to 574.75, 793.29 and 342.01 is: 472.05
Step by Step Solution
- Step 1: Write the proportion equation
574.75 : 793.29 = 342.01 : x - Step 2: Convert to fraction form
574.75/793.29 = 342.01/x - Step 3: Cross multiply
574.75x = 793.29 × 342.01 - Step 4: Simplify right side
574.75x = 271,313.11 - Step 5: Solve for x
x = 271,313.11/574.75 - Step 6: Final answer
x = 472.05
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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.