Finding the Fourth Proportional to 362.97, 543.08 and 275.99
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Solution
The fourth proportional to 362.97, 543.08 and 275.99 is: 412.93
Step by Step Solution
- Step 1: Write the proportion equation
362.97 : 543.08 = 275.99 : x - Step 2: Convert to fraction form
362.97/543.08 = 275.99/x - Step 3: Cross multiply
362.97x = 543.08 × 275.99 - Step 4: Simplify right side
362.97x = 149,880.55 - Step 5: Solve for x
x = 149,880.55/362.97 - Step 6: Final answer
x = 412.93
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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.