Finding the Fourth Proportional to 335.91, 504.14 and 189.75
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Solution
The fourth proportional to 335.91, 504.14 and 189.75 is: 284.78
Step by Step Solution
- Step 1: Write the proportion equation
335.91 : 504.14 = 189.75 : x - Step 2: Convert to fraction form
335.91/504.14 = 189.75/x - Step 3: Cross multiply
335.91x = 504.14 × 189.75 - Step 4: Simplify right side
335.91x = 95,659.62 - Step 5: Solve for x
x = 95,659.62/335.91 - Step 6: Final answer
x = 284.78
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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.