Finding the Fourth Proportional to 330,550.75, 456,163.68 and 179,647.75
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Solution
The fourth proportional to 330,550.75, 456,163.68 and 179,647.75 is: 247,915.88
Step by Step Solution
- Step 1: Write the proportion equation
330,550.75 : 456,163.68 = 179,647.75 : x - Step 2: Convert to fraction form
330,550.75/456,163.68 = 179,647.75/x - Step 3: Cross multiply
330,550.75x = 456,163.68 × 179,647.75 - Step 4: Simplify right side
330,550.75x = 81,948,778,743.72 - Step 5: Solve for x
x = 81,948,778,743.72/330,550.75 - Step 6: Final answer
x = 247,915.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.