Finding the Fourth Proportional to 324,146.36, 486,201.97 and 99,506.84
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Solution
The fourth proportional to 324,146.36, 486,201.97 and 99,506.84 is: 149,254.86
Step by Step Solution
- Step 1: Write the proportion equation
324,146.36 : 486,201.97 = 99,506.84 : x - Step 2: Convert to fraction form
324,146.36/486,201.97 = 99,506.84/x - Step 3: Cross multiply
324,146.36x = 486,201.97 × 99,506.84 - Step 4: Simplify right side
324,146.36x = 48,380,419,329.85 - Step 5: Solve for x
x = 48,380,419,329.85/324,146.36 - Step 6: Final answer
x = 149,254.86
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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.