Finding the Fourth Proportional to 252,291.71, 378,437.57 and 173,166.05
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Solution
The fourth proportional to 252,291.71, 378,437.57 and 173,166.05 is: 259,749.08
Step by Step Solution
- Step 1: Write the proportion equation
252,291.71 : 378,437.57 = 173,166.05 : x - Step 2: Convert to fraction form
252,291.71/378,437.57 = 173,166.05/x - Step 3: Cross multiply
252,291.71x = 378,437.57 × 173,166.05 - Step 4: Simplify right side
252,291.71x = 65,532,539,898.13 - Step 5: Solve for x
x = 65,532,539,898.13/252,291.71 - Step 6: Final answer
x = 259,749.08
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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.