Finding the Fourth Proportional to 799,685.23, 1,199,861.06 and 350,728.49
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Solution
The fourth proportional to 799,685.23, 1,199,861.06 and 350,728.49 is: 526,238.87
Step by Step Solution
- Step 1: Write the proportion equation
799,685.23 : 1,199,861.06 = 350,728.49 : x - Step 2: Convert to fraction form
799,685.23/1,199,861.06 = 350,728.49/x - Step 3: Cross multiply
799,685.23x = 1,199,861.06 × 350,728.49 - Step 4: Simplify right side
799,685.23x = 420,825,450,030.65 - Step 5: Solve for x
x = 420,825,450,030.65/799,685.23 - Step 6: Final answer
x = 526,238.87
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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.