Finding the Fourth Proportional to 366,690.19, 550,035.73 and 100,452.99
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Solution
The fourth proportional to 366,690.19, 550,035.73 and 100,452.99 is: 150,679.61
Step by Step Solution
- Step 1: Write the proportion equation
366,690.19 : 550,035.73 = 100,452.99 : x - Step 2: Convert to fraction form
366,690.19/550,035.73 = 100,452.99/x - Step 3: Cross multiply
366,690.19x = 550,035.73 × 100,452.99 - Step 4: Simplify right side
366,690.19x = 55,252,733,183.07 - Step 5: Solve for x
x = 55,252,733,183.07/366,690.19 - Step 6: Final answer
x = 150,679.61
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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.