Finding the Fourth Proportional to 325,623.08, 449,364.34 and 212,380.84
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Solution
The fourth proportional to 325,623.08, 449,364.34 and 212,380.84 is: 293,088.49
Step by Step Solution
- Step 1: Write the proportion equation
325,623.08 : 449,364.34 = 212,380.84 : x - Step 2: Convert to fraction form
325,623.08/449,364.34 = 212,380.84/x - Step 3: Cross multiply
325,623.08x = 449,364.34 × 212,380.84 - Step 4: Simplify right side
325,623.08x = 95,436,375,995.25 - Step 5: Solve for x
x = 95,436,375,995.25/325,623.08 - Step 6: Final answer
x = 293,088.49
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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.