Finding the Fourth Proportional to 246.24, 369.36 and 207.84
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Solution
The fourth proportional to 246.24, 369.36 and 207.84 is: 311.76
Step by Step Solution
- Step 1: Write the proportion equation
246.24 : 369.36 = 207.84 : x - Step 2: Convert to fraction form
246.24/369.36 = 207.84/x - Step 3: Cross multiply
246.24x = 369.36 × 207.84 - Step 4: Simplify right side
246.24x = 76,767.78 - Step 5: Solve for x
x = 76,767.78/246.24 - Step 6: Final answer
x = 311.76
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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.