Finding the Fourth Proportional to 969,338.20, 1,454,237.70 and 408,083.80
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Solution
The fourth proportional to 969,338.20, 1,454,237.70 and 408,083.80 is: 612,222.70
Step by Step Solution
- Step 1: Write the proportion equation
969,338.20 : 1,454,237.70 = 408,083.80 : x - Step 2: Convert to fraction form
969,338.20/1,454,237.70 = 408,083.80/x - Step 3: Cross multiply
969,338.20x = 1,454,237.70 × 408,083.80 - Step 4: Simplify right side
969,338.20x = 593,450,846,719.26 - Step 5: Solve for x
x = 593,450,846,719.26/969,338.20 - Step 6: Final answer
x = 612,222.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.