Finding the Fourth Proportional to 431,471.85, 595,419.33 and 247,704.99
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Solution
The fourth proportional to 431,471.85, 595,419.33 and 247,704.99 is: 341,826.10
Step by Step Solution
- Step 1: Write the proportion equation
431,471.85 : 595,419.33 = 247,704.99 : x - Step 2: Convert to fraction form
431,471.85/595,419.33 = 247,704.99/x - Step 3: Cross multiply
431,471.85x = 595,419.33 × 247,704.99 - Step 4: Simplify right side
431,471.85x = 147,488,339,183.46 - Step 5: Solve for x
x = 147,488,339,183.46/431,471.85 - Step 6: Final answer
x = 341,826.10
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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.