Finding the Fourth Proportional to 358.62, 537.98 and 163.68
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Solution
The fourth proportional to 358.62, 537.98 and 163.68 is: 245.54
Step by Step Solution
- Step 1: Write the proportion equation
358.62 : 537.98 = 163.68 : x - Step 2: Convert to fraction form
358.62/537.98 = 163.68/x - Step 3: Cross multiply
358.62x = 537.98 × 163.68 - Step 4: Simplify right side
358.62x = 88,055.75 - Step 5: Solve for x
x = 88,055.75/358.62 - Step 6: Final answer
x = 245.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.