Finding the Fourth Proportional to 256,550.02, 382,946.21 and 226,249.75
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Solution
The fourth proportional to 256,550.02, 382,946.21 and 226,249.75 is: 337,717.69
Step by Step Solution
- Step 1: Write the proportion equation
256,550.02 : 382,946.21 = 226,249.75 : x - Step 2: Convert to fraction form
256,550.02/382,946.21 = 226,249.75/x - Step 3: Cross multiply
256,550.02x = 382,946.21 × 226,249.75 - Step 4: Simplify right side
256,550.02x = 86,641,481,229.97 - Step 5: Solve for x
x = 86,641,481,229.97/256,550.02 - Step 6: Final answer
x = 337,717.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.