Finding the Fourth Proportional to 481,025.71, 663,770.26 and 325,660.95
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Solution
The fourth proportional to 481,025.71, 663,770.26 and 325,660.95 is: 449,381.50
Step by Step Solution
- Step 1: Write the proportion equation
481,025.71 : 663,770.26 = 325,660.95 : x - Step 2: Convert to fraction form
481,025.71/663,770.26 = 325,660.95/x - Step 3: Cross multiply
481,025.71x = 663,770.26 × 325,660.95 - Step 4: Simplify right side
481,025.71x = 216,164,052,639.20 - Step 5: Solve for x
x = 216,164,052,639.20/481,025.71 - Step 6: Final answer
x = 449,381.50
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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.