Finding the Fourth Proportional to 246.33, 339.99 and 153.08
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Solution
The fourth proportional to 246.33, 339.99 and 153.08 is: 211.28
Step by Step Solution
- Step 1: Write the proportion equation
246.33 : 339.99 = 153.08 : x - Step 2: Convert to fraction form
246.33/339.99 = 153.08/x - Step 3: Cross multiply
246.33x = 339.99 × 153.08 - Step 4: Simplify right side
246.33x = 52,043.97 - Step 5: Solve for x
x = 52,043.97/246.33 - Step 6: Final answer
x = 211.28
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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.