Finding the Fourth Proportional to 488,198.21, 673,784.26 and 273,352.12
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Solution
The fourth proportional to 488,198.21, 673,784.26 and 273,352.12 is: 377,265.53
Step by Step Solution
- Step 1: Write the proportion equation
488,198.21 : 673,784.26 = 273,352.12 : x - Step 2: Convert to fraction form
488,198.21/673,784.26 = 273,352.12/x - Step 3: Cross multiply
488,198.21x = 673,784.26 × 273,352.12 - Step 4: Simplify right side
488,198.21x = 184,180,353,525.79 - Step 5: Solve for x
x = 184,180,353,525.79/488,198.21 - Step 6: Final answer
x = 377,265.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.