Finding the Fourth Proportional to 397,620.46, 596,436.87 and 377,433.09
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Solution
The fourth proportional to 397,620.46, 596,436.87 and 377,433.09 is: 566,155.50
Step by Step Solution
- Step 1: Write the proportion equation
397,620.46 : 596,436.87 = 377,433.09 : x - Step 2: Convert to fraction form
397,620.46/596,436.87 = 377,433.09/x - Step 3: Cross multiply
397,620.46x = 596,436.87 × 377,433.09 - Step 4: Simplify right side
397,620.46x = 225,115,010,834.03 - Step 5: Solve for x
x = 225,115,010,834.03/397,620.46 - Step 6: Final answer
x = 566,155.50
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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.