Finding the Fourth Proportional to 882,197.12, 1,322,763 and 395,790.44
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Solution
The fourth proportional to 882,197.12, 1,322,763 and 395,790.44 is: 593,446.68
Step by Step Solution
- Step 1: Write the proportion equation
882,197.12 : 1,322,763 = 395,790.44 : x - Step 2: Convert to fraction form
882,197.12/1,322,763 = 395,790.44/x - Step 3: Cross multiply
882,197.12x = 1,322,763 × 395,790.44 - Step 4: Simplify right side
882,197.12x = 523,536,949,785.72 - Step 5: Solve for x
x = 523,536,949,785.72/882,197.12 - Step 6: Final answer
x = 593,446.68
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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.