Finding the Fourth Proportional to 741,438.64, 1,112,147.57 and 292,163.41
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Solution
The fourth proportional to 741,438.64, 1,112,147.57 and 292,163.41 is: 438,241.02
Step by Step Solution
- Step 1: Write the proportion equation
741,438.64 : 1,112,147.57 = 292,163.41 : x - Step 2: Convert to fraction form
741,438.64/1,112,147.57 = 292,163.41/x - Step 3: Cross multiply
741,438.64x = 1,112,147.57 × 292,163.41 - Step 4: Simplify right side
741,438.64x = 324,928,826,951.59 - Step 5: Solve for x
x = 324,928,826,951.59/741,438.64 - Step 6: Final answer
x = 438,241.02
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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.