Finding the Fourth Proportional to 364.97, 546.42 and 242.99
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Solution
The fourth proportional to 364.97, 546.42 and 242.99 is: 363.80
Step by Step Solution
- Step 1: Write the proportion equation
364.97 : 546.42 = 242.99 : x - Step 2: Convert to fraction form
364.97/546.42 = 242.99/x - Step 3: Cross multiply
364.97x = 546.42 × 242.99 - Step 4: Simplify right side
364.97x = 132,774.60 - Step 5: Solve for x
x = 132,774.60/364.97 - Step 6: Final answer
x = 363.80
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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.