Finding the Fourth Proportional to 246.44, 339.09 and 202.02
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Solution
The fourth proportional to 246.44, 339.09 and 202.02 is: 277.97
Step by Step Solution
- Step 1: Write the proportion equation
246.44 : 339.09 = 202.02 : x - Step 2: Convert to fraction form
246.44/339.09 = 202.02/x - Step 3: Cross multiply
246.44x = 339.09 × 202.02 - Step 4: Simplify right side
246.44x = 68,502.96 - Step 5: Solve for x
x = 68,502.96/246.44 - Step 6: Final answer
x = 277.97
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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.