Finding the Fourth Proportional to 246.08, 339.52 and 154.08
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Solution
The fourth proportional to 246.08, 339.52 and 154.08 is: 212.59
Step by Step Solution
- Step 1: Write the proportion equation
246.08 : 339.52 = 154.08 : x - Step 2: Convert to fraction form
246.08/339.52 = 154.08/x - Step 3: Cross multiply
246.08x = 339.52 × 154.08 - Step 4: Simplify right side
246.08x = 52,313.24 - Step 5: Solve for x
x = 52,313.24/246.08 - Step 6: Final answer
x = 212.59
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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.