Finding the Fourth Proportional to 246.47, 369.51 and 122.99
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Solution
The fourth proportional to 246.47, 369.51 and 122.99 is: 184.39
Step by Step Solution
- Step 1: Write the proportion equation
246.47 : 369.51 = 122.99 : x - Step 2: Convert to fraction form
246.47/369.51 = 122.99/x - Step 3: Cross multiply
246.47x = 369.51 × 122.99 - Step 4: Simplify right side
246.47x = 45,445.57 - Step 5: Solve for x
x = 45,445.57/246.47 - Step 6: Final answer
x = 184.39
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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.