Finding the Fourth Proportional to 747,414.24, 1,120,454.68 and 273,989.08
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Solution
The fourth proportional to 747,414.24, 1,120,454.68 and 273,989.08 is: 410,739.23
Step by Step Solution
- Step 1: Write the proportion equation
747,414.24 : 1,120,454.68 = 273,989.08 : x - Step 2: Convert to fraction form
747,414.24/1,120,454.68 = 273,989.08/x - Step 3: Cross multiply
747,414.24x = 1,120,454.68 × 273,989.08 - Step 4: Simplify right side
747,414.24x = 306,992,346,954.89 - Step 5: Solve for x
x = 306,992,346,954.89/747,414.24 - Step 6: Final answer
x = 410,739.23
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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.