Finding the Fourth Proportional to 940,321.17, 1,410,437.97 and 230,311.62
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Solution
The fourth proportional to 940,321.17, 1,410,437.97 and 230,311.62 is: 345,456.71
Step by Step Solution
- Step 1: Write the proportion equation
940,321.17 : 1,410,437.97 = 230,311.62 : x - Step 2: Convert to fraction form
940,321.17/1,410,437.97 = 230,311.62/x - Step 3: Cross multiply
940,321.17x = 1,410,437.97 × 230,311.62 - Step 4: Simplify right side
940,321.17x = 324,840,253,780.21 - Step 5: Solve for x
x = 324,840,253,780.21/940,321.17 - Step 6: Final answer
x = 345,456.71
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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.