Finding the Fourth Proportional to 358.68, 537.63 and 235.23
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Solution
The fourth proportional to 358.68, 537.63 and 235.23 is: 352.59
Step by Step Solution
- Step 1: Write the proportion equation
358.68 : 537.63 = 235.23 : x - Step 2: Convert to fraction form
358.68/537.63 = 235.23/x - Step 3: Cross multiply
358.68x = 537.63 × 235.23 - Step 4: Simplify right side
358.68x = 126,466.70 - Step 5: Solve for x
x = 126,466.70/358.68 - Step 6: Final answer
x = 352.59
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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.