Finding the Fourth Proportional to 791,149.07, 1,186,756.36 and 230,183.57
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Solution
The fourth proportional to 791,149.07, 1,186,756.36 and 230,183.57 is: 345,284.89
Step by Step Solution
- Step 1: Write the proportion equation
791,149.07 : 1,186,756.36 = 230,183.57 : x - Step 2: Convert to fraction form
791,149.07/1,186,756.36 = 230,183.57/x - Step 3: Cross multiply
791,149.07x = 1,186,756.36 × 230,183.57 - Step 4: Simplify right side
791,149.07x = 273,171,815,665.01 - Step 5: Solve for x
x = 273,171,815,665.01/791,149.07 - Step 6: Final answer
x = 345,284.89
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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.