Finding the Fourth Proportional to 226.56, 312.40 and 184.99
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Solution
The fourth proportional to 226.56, 312.40 and 184.99 is: 255.08
Step by Step Solution
- Step 1: Write the proportion equation
226.56 : 312.40 = 184.99 : x - Step 2: Convert to fraction form
226.56/312.40 = 184.99/x - Step 3: Cross multiply
226.56x = 312.40 × 184.99 - Step 4: Simplify right side
226.56x = 57,790.91 - Step 5: Solve for x
x = 57,790.91/226.56 - Step 6: Final answer
x = 255.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.