Finding the Fourth Proportional to 328,453.08, 453,265.56 and 177,550.08
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Solution
The fourth proportional to 328,453.08, 453,265.56 and 177,550.08 is: 245,019.28
Step by Step Solution
- Step 1: Write the proportion equation
328,453.08 : 453,265.56 = 177,550.08 : x - Step 2: Convert to fraction form
328,453.08/453,265.56 = 177,550.08/x - Step 3: Cross multiply
328,453.08x = 453,265.56 × 177,550.08 - Step 4: Simplify right side
328,453.08x = 80,477,336,439.24 - Step 5: Solve for x
x = 80,477,336,439.24/328,453.08 - Step 6: Final answer
x = 245,019.28
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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.