Finding the Fourth Proportional to 531.74, 733.77 and 295.68
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Solution
The fourth proportional to 531.74, 733.77 and 295.68 is: 408.02
Step by Step Solution
- Step 1: Write the proportion equation
531.74 : 733.77 = 295.68 : x - Step 2: Convert to fraction form
531.74/733.77 = 295.68/x - Step 3: Cross multiply
531.74x = 733.77 × 295.68 - Step 4: Simplify right side
531.74x = 216,961.11 - Step 5: Solve for x
x = 216,961.11/531.74 - Step 6: Final answer
x = 408.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.