Finding the Fourth Proportional to 358.10, 537.05 and 162.99
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Solution
The fourth proportional to 358.10, 537.05 and 162.99 is: 244.44
Step by Step Solution
- Step 1: Write the proportion equation
358.10 : 537.05 = 162.99 : x - Step 2: Convert to fraction form
358.10/537.05 = 162.99/x - Step 3: Cross multiply
358.10x = 537.05 × 162.99 - Step 4: Simplify right side
358.10x = 87,533.78 - Step 5: Solve for x
x = 87,533.78/358.10 - Step 6: Final answer
x = 244.44
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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.