Finding the Fourth Proportional to 734,109.20, 1,101,163.80 and 235,523.60
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Solution
The fourth proportional to 734,109.20, 1,101,163.80 and 235,523.60 is: 353,285.40
Step by Step Solution
- Step 1: Write the proportion equation
734,109.20 : 1,101,163.80 = 235,523.60 : x - Step 2: Convert to fraction form
734,109.20/1,101,163.80 = 235,523.60/x - Step 3: Cross multiply
734,109.20x = 1,101,163.80 × 235,523.60 - Step 4: Simplify right side
734,109.20x = 259,350,062,365.68 - Step 5: Solve for x
x = 259,350,062,365.68/734,109.20 - Step 6: Final answer
x = 353,285.40
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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.