Finding the Fourth Proportional to 491,475.35, 737,213.30 and 136,489.34
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Solution
The fourth proportional to 491,475.35, 737,213.30 and 136,489.34 is: 204,734.09
Step by Step Solution
- Step 1: Write the proportion equation
491,475.35 : 737,213.30 = 136,489.34 : x - Step 2: Convert to fraction form
491,475.35/737,213.30 = 136,489.34/x - Step 3: Cross multiply
491,475.35x = 737,213.30 × 136,489.34 - Step 4: Simplify right side
491,475.35x = 100,621,756,756.22 - Step 5: Solve for x
x = 100,621,756,756.22/491,475.35 - Step 6: Final answer
x = 204,734.09
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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.