Finding the Fourth Proportional to 246.11, 339.93 and 224.19
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Solution
The fourth proportional to 246.11, 339.93 and 224.19 is: 309.66
Step by Step Solution
- Step 1: Write the proportion equation
246.11 : 339.93 = 224.19 : x - Step 2: Convert to fraction form
246.11/339.93 = 224.19/x - Step 3: Cross multiply
246.11x = 339.93 × 224.19 - Step 4: Simplify right side
246.11x = 76,208.91 - Step 5: Solve for x
x = 76,208.91/246.11 - Step 6: Final answer
x = 309.66
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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.