Finding the Fourth Proportional to 334.58, 461.91 and 245.99
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Solution
The fourth proportional to 334.58, 461.91 and 245.99 is: 339.60
Step by Step Solution
- Step 1: Write the proportion equation
334.58 : 461.91 = 245.99 : x - Step 2: Convert to fraction form
334.58/461.91 = 245.99/x - Step 3: Cross multiply
334.58x = 461.91 × 245.99 - Step 4: Simplify right side
334.58x = 113,622.93 - Step 5: Solve for x
x = 113,622.93/334.58 - Step 6: Final answer
x = 339.60
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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.