Finding the Fourth Proportional to 659,260.26, 989,037.36 and 280,192.92
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Solution
The fourth proportional to 659,260.26, 989,037.36 and 280,192.92 is: 420,351.84
Step by Step Solution
- Step 1: Write the proportion equation
659,260.26 : 989,037.36 = 280,192.92 : x - Step 2: Convert to fraction form
659,260.26/989,037.36 = 280,192.92/x - Step 3: Cross multiply
659,260.26x = 989,037.36 × 280,192.92 - Step 4: Simplify right side
659,260.26x = 277,121,265,887.49 - Step 5: Solve for x
x = 277,121,265,887.49/659,260.26 - Step 6: Final answer
x = 420,351.84
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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.