Finding the Fourth Proportional to 323,711.24, 446,716.62 and 180,467.60
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Solution
The fourth proportional to 323,711.24, 446,716.62 and 180,467.60 is: 249,042.56
Step by Step Solution
- Step 1: Write the proportion equation
323,711.24 : 446,716.62 = 180,467.60 : x - Step 2: Convert to fraction form
323,711.24/446,716.62 = 180,467.60/x - Step 3: Cross multiply
323,711.24x = 446,716.62 × 180,467.60 - Step 4: Simplify right side
323,711.24x = 80,617,874,057.93 - Step 5: Solve for x
x = 80,617,874,057.93/323,711.24 - Step 6: Final answer
x = 249,042.56
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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.