Finding the Fourth Proportional to 574.38, 792.59 and 335.12
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Solution
The fourth proportional to 574.38, 792.59 and 335.12 is: 462.42
Step by Step Solution
- Step 1: Write the proportion equation
574.38 : 792.59 = 335.12 : x - Step 2: Convert to fraction form
574.38/792.59 = 335.12/x - Step 3: Cross multiply
574.38x = 792.59 × 335.12 - Step 4: Simplify right side
574.38x = 265,607.12 - Step 5: Solve for x
x = 265,607.12/574.38 - Step 6: Final answer
x = 462.42
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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.