Finding the Fourth Proportional to 456,469.80, 684,704.70 and 444,805.80
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Solution
The fourth proportional to 456,469.80, 684,704.70 and 444,805.80 is: 667,208.70
Step by Step Solution
- Step 1: Write the proportion equation
456,469.80 : 684,704.70 = 444,805.80 : x - Step 2: Convert to fraction form
456,469.80/684,704.70 = 444,805.80/x - Step 3: Cross multiply
456,469.80x = 684,704.70 × 444,805.80 - Step 4: Simplify right side
456,469.80x = 304,560,621,847.26 - Step 5: Solve for x
x = 304,560,621,847.26/456,469.80 - Step 6: Final answer
x = 667,208.70
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1.5x scale
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.