Finding the Fourth Proportional to 355,375.36, 490,418.84 and 194,232.32
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Solution
The fourth proportional to 355,375.36, 490,418.84 and 194,232.32 is: 268,041.06
Step by Step Solution
- Step 1: Write the proportion equation
355,375.36 : 490,418.84 = 194,232.32 : x - Step 2: Convert to fraction form
355,375.36/490,418.84 = 194,232.32/x - Step 3: Cross multiply
355,375.36x = 490,418.84 × 194,232.32 - Step 4: Simplify right side
355,375.36x = 95,255,189,064.91 - Step 5: Solve for x
x = 95,255,189,064.91/355,375.36 - Step 6: Final answer
x = 268,041.06
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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.