Finding the Fourth Proportional to 325,614.08, 449,351.92 and 212,371.84
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Solution
The fourth proportional to 325,614.08, 449,351.92 and 212,371.84 is: 293,076.07
Step by Step Solution
- Step 1: Write the proportion equation
325,614.08 : 449,351.92 = 212,371.84 : x - Step 2: Convert to fraction form
325,614.08/449,351.92 = 212,371.84/x - Step 3: Cross multiply
325,614.08x = 449,351.92 × 212,371.84 - Step 4: Simplify right side
325,614.08x = 95,429,694,057.93 - Step 5: Solve for x
x = 95,429,694,057.93/325,614.08 - Step 6: Final answer
x = 293,076.07
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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.