Finding the Fourth Proportional to 358.52, 537.65 and 114.99
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Solution
The fourth proportional to 358.52, 537.65 and 114.99 is: 172.44
Step by Step Solution
- Step 1: Write the proportion equation
358.52 : 537.65 = 114.99 : x - Step 2: Convert to fraction form
358.52/537.65 = 114.99/x - Step 3: Cross multiply
358.52x = 537.65 × 114.99 - Step 4: Simplify right side
358.52x = 61,822.21 - Step 5: Solve for x
x = 61,822.21/358.52 - Step 6: Final answer
x = 172.44
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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.