Finding the Fourth Proportional to 358.60, 537.42 and 236.68
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Solution
The fourth proportional to 358.60, 537.42 and 236.68 is: 354.70
Step by Step Solution
- Step 1: Write the proportion equation
358.60 : 537.42 = 236.68 : x - Step 2: Convert to fraction form
358.60/537.42 = 236.68/x - Step 3: Cross multiply
358.60x = 537.42 × 236.68 - Step 4: Simplify right side
358.60x = 127,196.57 - Step 5: Solve for x
x = 127,196.57/358.60 - Step 6: Final answer
x = 354.70
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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.