Finding the Fourth Proportional to 441,237.21, 661,865.03 and 125,694.12
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Solution
The fourth proportional to 441,237.21, 661,865.03 and 125,694.12 is: 188,543.81
Step by Step Solution
- Step 1: Write the proportion equation
441,237.21 : 661,865.03 = 125,694.12 : x - Step 2: Convert to fraction form
441,237.21/661,865.03 = 125,694.12/x - Step 3: Cross multiply
441,237.21x = 661,865.03 × 125,694.12 - Step 4: Simplify right side
441,237.21x = 83,192,542,504.62 - Step 5: Solve for x
x = 83,192,542,504.62/441,237.21 - Step 6: Final answer
x = 188,543.81
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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.