Finding the Fourth Proportional to 262, 393 and 177.04
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Solution
The fourth proportional to 262, 393 and 177.04 is: 265.56
Step by Step Solution
- Step 1: Write the proportion equation
262 : 393 = 177.04 : x - Step 2: Convert to fraction form
262/393 = 177.04/x - Step 3: Cross multiply
262x = 393 × 177.04 - Step 4: Simplify right side
262x = 69,576.72 - Step 5: Solve for x
x = 69,576.72/262 - Step 6: Final answer
x = 265.56
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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.