Finding the Fourth Proportional to 358.21, 537.29 and 114.67
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Solution
The fourth proportional to 358.21, 537.29 and 114.67 is: 171.99
Step by Step Solution
- Step 1: Write the proportion equation
358.21 : 537.29 = 114.67 : x - Step 2: Convert to fraction form
358.21/537.29 = 114.67/x - Step 3: Cross multiply
358.21x = 537.29 × 114.67 - Step 4: Simplify right side
358.21x = 61,609.13 - Step 5: Solve for x
x = 61,609.13/358.21 - Step 6: Final answer
x = 171.99
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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.