Finding the Fourth Proportional to 363.74, 545.08 and 224.62
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Solution
The fourth proportional to 363.74, 545.08 and 224.62 is: 336.60
Step by Step Solution
- Step 1: Write the proportion equation
363.74 : 545.08 = 224.62 : x - Step 2: Convert to fraction form
363.74/545.08 = 224.62/x - Step 3: Cross multiply
363.74x = 545.08 × 224.62 - Step 4: Simplify right side
363.74x = 122,435.87 - Step 5: Solve for x
x = 122,435.87/363.74 - Step 6: Final answer
x = 336.60
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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.