Finding the Fourth Proportional to 417,736.80, 576,474.84 and 226,748.52
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Solution
The fourth proportional to 417,736.80, 576,474.84 and 226,748.52 is: 312,911.90
Step by Step Solution
- Step 1: Write the proportion equation
417,736.80 : 576,474.84 = 226,748.52 : x - Step 2: Convert to fraction form
417,736.80/576,474.84 = 226,748.52/x - Step 3: Cross multiply
417,736.80x = 576,474.84 × 226,748.52 - Step 4: Simplify right side
417,736.80x = 130,714,816,787.24 - Step 5: Solve for x
x = 130,714,816,787.24/417,736.80 - Step 6: Final answer
x = 312,911.90
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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.