Finding the Fourth Proportional to 226.60, 337.99 and 219.76
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Solution
The fourth proportional to 226.60, 337.99 and 219.76 is: 327.80
Step by Step Solution
- Step 1: Write the proportion equation
226.60 : 337.99 = 219.76 : x - Step 2: Convert to fraction form
226.60/337.99 = 219.76/x - Step 3: Cross multiply
226.60x = 337.99 × 219.76 - Step 4: Simplify right side
226.60x = 74,277.60 - Step 5: Solve for x
x = 74,277.60/226.60 - Step 6: Final answer
x = 327.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.