Finding the Fourth Proportional to 252,302.85, 378,454.29 and 173,177.19
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Solution
The fourth proportional to 252,302.85, 378,454.29 and 173,177.19 is: 259,765.80
Step by Step Solution
- Step 1: Write the proportion equation
252,302.85 : 378,454.29 = 173,177.19 : x - Step 2: Convert to fraction form
252,302.85/378,454.29 = 173,177.19/x - Step 3: Cross multiply
252,302.85x = 378,454.29 × 173,177.19 - Step 4: Simplify right side
252,302.85x = 65,539,650,485.65 - Step 5: Solve for x
x = 65,539,650,485.65/252,302.85 - Step 6: Final answer
x = 259,765.80
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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.