Finding the Fourth Proportional to 324,390.72, 447,662.95 and 179,193.49
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Solution
The fourth proportional to 324,390.72, 447,662.95 and 179,193.49 is: 247,289.09
Step by Step Solution
- Step 1: Write the proportion equation
324,390.72 : 447,662.95 = 179,193.49 : x - Step 2: Convert to fraction form
324,390.72/447,662.95 = 179,193.49/x - Step 3: Cross multiply
324,390.72x = 447,662.95 × 179,193.49 - Step 4: Simplify right side
324,390.72x = 80,218,286,354.20 - Step 5: Solve for x
x = 80,218,286,354.20/324,390.72 - Step 6: Final answer
x = 247,289.09
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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.