Finding the Fourth Proportional to 335.21, 461.97 and 263.12
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Solution
The fourth proportional to 335.21, 461.97 and 263.12 is: 362.62
Step by Step Solution
- Step 1: Write the proportion equation
335.21 : 461.97 = 263.12 : x - Step 2: Convert to fraction form
335.21/461.97 = 263.12/x - Step 3: Cross multiply
335.21x = 461.97 × 263.12 - Step 4: Simplify right side
335.21x = 121,551.24 - Step 5: Solve for x
x = 121,551.24/335.21 - Step 6: Final answer
x = 362.62
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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.