Finding the Fourth Proportional to 263,013.24, 394,649.46 and 163,147.80
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Solution
The fourth proportional to 263,013.24, 394,649.46 and 163,147.80 is: 244,802.09
Step by Step Solution
- Step 1: Write the proportion equation
263,013.24 : 394,649.46 = 163,147.80 : x - Step 2: Convert to fraction form
263,013.24/394,649.46 = 163,147.80/x - Step 3: Cross multiply
263,013.24x = 394,649.46 × 163,147.80 - Step 4: Simplify right side
263,013.24x = 64,386,191,170.19 - Step 5: Solve for x
x = 64,386,191,170.19/263,013.24 - Step 6: Final answer
x = 244,802.09
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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.