Finding the Fourth Proportional to 227.99, 314.61 and 178.99
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Solution
The fourth proportional to 227.99, 314.61 and 178.99 is: 246.99
Step by Step Solution
- Step 1: Write the proportion equation
227.99 : 314.61 = 178.99 : x - Step 2: Convert to fraction form
227.99/314.61 = 178.99/x - Step 3: Cross multiply
227.99x = 314.61 × 178.99 - Step 4: Simplify right side
227.99x = 56,310.47 - Step 5: Solve for x
x = 56,310.47/227.99 - Step 6: Final answer
x = 246.99
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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.