Finding the Fourth Proportional to 252,573.13, 378,930.75 and 110,430.88
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Solution
The fourth proportional to 252,573.13, 378,930.75 and 110,430.88 is: 165,677.39
Step by Step Solution
- Step 1: Write the proportion equation
252,573.13 : 378,930.75 = 110,430.88 : x - Step 2: Convert to fraction form
252,573.13/378,930.75 = 110,430.88/x - Step 3: Cross multiply
252,573.13x = 378,930.75 × 110,430.88 - Step 4: Simplify right side
252,573.13x = 41,845,656,181.56 - Step 5: Solve for x
x = 41,845,656,181.56/252,573.13 - Step 6: Final answer
x = 165,677.39
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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.