Finding the Fourth Proportional to 358.11, 537.06 and 163
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Solution
The fourth proportional to 358.11, 537.06 and 163 is: 244.45
Step by Step Solution
- Step 1: Write the proportion equation
358.11 : 537.06 = 163 : x - Step 2: Convert to fraction form
358.11/537.06 = 163/x - Step 3: Cross multiply
358.11x = 537.06 × 163 - Step 4: Simplify right side
358.11x = 87,540.78 - Step 5: Solve for x
x = 87,540.78/358.11 - Step 6: Final answer
x = 244.45
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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.