Finding the Fourth Proportional to 324,589.53, 486,846.63 and 87,950.07
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Solution
The fourth proportional to 324,589.53, 486,846.63 and 87,950.07 is: 131,914.90
Step by Step Solution
- Step 1: Write the proportion equation
324,589.53 : 486,846.63 = 87,950.07 : x - Step 2: Convert to fraction form
324,589.53/486,846.63 = 87,950.07/x - Step 3: Cross multiply
324,589.53x = 486,846.63 × 87,950.07 - Step 4: Simplify right side
324,589.53x = 42,818,195,187.76 - Step 5: Solve for x
x = 42,818,195,187.76/324,589.53 - Step 6: Final answer
x = 131,914.90
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1.5x scale
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.