Finding the Fourth Proportional to 335.91, 463.44 and 211.70
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Solution
The fourth proportional to 335.91, 463.44 and 211.70 is: 292.07
Step by Step Solution
- Step 1: Write the proportion equation
335.91 : 463.44 = 211.70 : x - Step 2: Convert to fraction form
335.91/463.44 = 211.70/x - Step 3: Cross multiply
335.91x = 463.44 × 211.70 - Step 4: Simplify right side
335.91x = 98,107.93 - Step 5: Solve for x
x = 98,107.93/335.91 - Step 6: Final answer
x = 292.07
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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.