Finding the Fourth Proportional to 324,149.13, 486,295.88 and 99,529.11
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Solution
The fourth proportional to 324,149.13, 486,295.88 and 99,529.11 is: 149,315.83
Step by Step Solution
- Step 1: Write the proportion equation
324,149.13 : 486,295.88 = 99,529.11 : x - Step 2: Convert to fraction form
324,149.13/486,295.88 = 99,529.11/x - Step 3: Cross multiply
324,149.13x = 486,295.88 × 99,529.11 - Step 4: Simplify right side
324,149.13x = 48,400,595,635.42 - Step 5: Solve for x
x = 48,400,595,635.42/324,149.13 - Step 6: Final answer
x = 149,315.83
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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.