Finding the Fourth Proportional to 328,664.08, 453,556.44 and 177,761.08
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Solution
The fourth proportional to 328,664.08, 453,556.44 and 177,761.08 is: 245,310.30
Step by Step Solution
- Step 1: Write the proportion equation
328,664.08 : 453,556.44 = 177,761.08 : x - Step 2: Convert to fraction form
328,664.08/453,556.44 = 177,761.08/x - Step 3: Cross multiply
328,664.08x = 453,556.44 × 177,761.08 - Step 4: Simplify right side
328,664.08x = 80,624,682,615.36 - Step 5: Solve for x
x = 80,624,682,615.36/328,664.08 - Step 6: Final answer
x = 245,310.30
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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.