Finding the Fourth Proportional to 224.95, 337.61 and 198.99
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Solution
The fourth proportional to 224.95, 337.61 and 198.99 is: 298.65
Step by Step Solution
- Step 1: Write the proportion equation
224.95 : 337.61 = 198.99 : x - Step 2: Convert to fraction form
224.95/337.61 = 198.99/x - Step 3: Cross multiply
224.95x = 337.61 × 198.99 - Step 4: Simplify right side
224.95x = 67,181.01 - Step 5: Solve for x
x = 67,181.01/224.95 - Step 6: Final answer
x = 298.65
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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.