Finding the Fourth Proportional to 364.26, 546.68 and 190.98
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Solution
The fourth proportional to 364.26, 546.68 and 190.98 is: 286.62
Step by Step Solution
- Step 1: Write the proportion equation
364.26 : 546.68 = 190.98 : x - Step 2: Convert to fraction form
364.26/546.68 = 190.98/x - Step 3: Cross multiply
364.26x = 546.68 × 190.98 - Step 4: Simplify right side
364.26x = 104,403.99 - Step 5: Solve for x
x = 104,403.99/364.26 - Step 6: Final answer
x = 286.62
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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.