Finding the Fourth Proportional to 324,289.97, 486,733.96 and 164,478.05
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Solution
The fourth proportional to 324,289.97, 486,733.96 and 164,478.05 is: 246,868.73
Step by Step Solution
- Step 1: Write the proportion equation
324,289.97 : 486,733.96 = 164,478.05 : x - Step 2: Convert to fraction form
324,289.97/486,733.96 = 164,478.05/x - Step 3: Cross multiply
324,289.97x = 486,733.96 × 164,478.05 - Step 4: Simplify right side
324,289.97x = 80,057,052,609.58 - Step 5: Solve for x
x = 80,057,052,609.58/324,289.97 - Step 6: Final answer
x = 246,868.73
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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.