Finding the Fourth Proportional to 359.67, 539.55 and 167.25
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Solution
The fourth proportional to 359.67, 539.55 and 167.25 is: 250.90
Step by Step Solution
- Step 1: Write the proportion equation
359.67 : 539.55 = 167.25 : x - Step 2: Convert to fraction form
359.67/539.55 = 167.25/x - Step 3: Cross multiply
359.67x = 539.55 × 167.25 - Step 4: Simplify right side
359.67x = 90,239.74 - Step 5: Solve for x
x = 90,239.74/359.67 - Step 6: Final answer
x = 250.90
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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.