Finding the Fourth Proportional to 461.24, 691.19 and 363.99
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Solution
The fourth proportional to 461.24, 691.19 and 363.99 is: 545.45
Step by Step Solution
- Step 1: Write the proportion equation
461.24 : 691.19 = 363.99 : x - Step 2: Convert to fraction form
461.24/691.19 = 363.99/x - Step 3: Cross multiply
461.24x = 691.19 × 363.99 - Step 4: Simplify right side
461.24x = 251,584.43 - Step 5: Solve for x
x = 251,584.43/461.24 - Step 6: Final answer
x = 545.45
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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.