Finding the Fourth Proportional to 546.01, 818.44 and 198.99
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Solution
The fourth proportional to 546.01, 818.44 and 198.99 is: 298.28
Step by Step Solution
- Step 1: Write the proportion equation
546.01 : 818.44 = 198.99 : x - Step 2: Convert to fraction form
546.01/818.44 = 198.99/x - Step 3: Cross multiply
546.01x = 818.44 × 198.99 - Step 4: Simplify right side
546.01x = 162,860.88 - Step 5: Solve for x
x = 162,860.88/546.01 - Step 6: Final answer
x = 298.28
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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.