Finding the Fourth Proportional to 364.14, 546.26 and 133.14
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Solution
The fourth proportional to 364.14, 546.26 and 133.14 is: 199.73
Step by Step Solution
- Step 1: Write the proportion equation
364.14 : 546.26 = 133.14 : x - Step 2: Convert to fraction form
364.14/546.26 = 133.14/x - Step 3: Cross multiply
364.14x = 546.26 × 133.14 - Step 4: Simplify right side
364.14x = 72,730.44 - Step 5: Solve for x
x = 72,730.44/364.14 - Step 6: Final answer
x = 199.73
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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.