Finding the Fourth Proportional to 352.41, 486.07 and 204.99
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Solution
The fourth proportional to 352.41, 486.07 and 204.99 is: 282.74
Step by Step Solution
- Step 1: Write the proportion equation
352.41 : 486.07 = 204.99 : x - Step 2: Convert to fraction form
352.41/486.07 = 204.99/x - Step 3: Cross multiply
352.41x = 486.07 × 204.99 - Step 4: Simplify right side
352.41x = 99,639.49 - Step 5: Solve for x
x = 99,639.49/352.41 - Step 6: Final answer
x = 282.74
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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.