Finding the Fourth Proportional to 230.44, 318.14 and 177.88
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Solution
The fourth proportional to 230.44, 318.14 and 177.88 is: 245.57
Step by Step Solution
- Step 1: Write the proportion equation
230.44 : 318.14 = 177.88 : x - Step 2: Convert to fraction form
230.44/318.14 = 177.88/x - Step 3: Cross multiply
230.44x = 318.14 × 177.88 - Step 4: Simplify right side
230.44x = 56,589.23 - Step 5: Solve for x
x = 56,589.23/230.44 - Step 6: Final answer
x = 245.57
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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.