Finding the Fourth Proportional to 382.18, 575.33 and 295.99
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Solution
The fourth proportional to 382.18, 575.33 and 295.99 is: 445.58
Step by Step Solution
- Step 1: Write the proportion equation
382.18 : 575.33 = 295.99 : x - Step 2: Convert to fraction form
382.18/575.33 = 295.99/x - Step 3: Cross multiply
382.18x = 575.33 × 295.99 - Step 4: Simplify right side
382.18x = 170,291.93 - Step 5: Solve for x
x = 170,291.93/382.18 - Step 6: Final answer
x = 445.58
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.