Finding the Fourth Proportional to 584.74, 806.91 and 348.95
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Solution
The fourth proportional to 584.74, 806.91 and 348.95 is: 481.53
Step by Step Solution
- Step 1: Write the proportion equation
584.74 : 806.91 = 348.95 : x - Step 2: Convert to fraction form
584.74/806.91 = 348.95/x - Step 3: Cross multiply
584.74x = 806.91 × 348.95 - Step 4: Simplify right side
584.74x = 281,571.24 - Step 5: Solve for x
x = 281,571.24/584.74 - Step 6: Final answer
x = 481.53
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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.