Finding the Fourth Proportional to 747,040.24, 1,119,894.68 and 273,614.88
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Solution
The fourth proportional to 747,040.24, 1,119,894.68 and 273,614.88 is: 410,178.50
Step by Step Solution
- Step 1: Write the proportion equation
747,040.24 : 1,119,894.68 = 273,614.88 : x - Step 2: Convert to fraction form
747,040.24/1,119,894.68 = 273,614.88/x - Step 3: Cross multiply
747,040.24x = 1,119,894.68 × 273,614.88 - Step 4: Simplify right side
747,040.24x = 306,419,848,480.84 - Step 5: Solve for x
x = 306,419,848,480.84/747,040.24 - Step 6: Final answer
x = 410,178.50
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1.5x scale
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.