Finding the Fourth Proportional to 415,021.19, 622,059.55 and 252,556.92
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Solution
The fourth proportional to 415,021.19, 622,059.55 and 252,556.92 is: 378,548.00
Step by Step Solution
- Step 1: Write the proportion equation
415,021.19 : 622,059.55 = 252,556.92 : x - Step 2: Convert to fraction form
415,021.19/622,059.55 = 252,556.92/x - Step 3: Cross multiply
415,021.19x = 622,059.55 × 252,556.92 - Step 4: Simplify right side
415,021.19x = 157,105,440,894.29 - Step 5: Solve for x
x = 157,105,440,894.29/415,021.19 - Step 6: Final answer
x = 378,548.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.