Finding the Fourth Proportional to 548,556.24, 755,324.58 and 480,190.56
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Solution
The fourth proportional to 548,556.24, 755,324.58 and 480,190.56 is: 661,189.70
Step by Step Solution
- Step 1: Write the proportion equation
548,556.24 : 755,324.58 = 480,190.56 : x - Step 2: Convert to fraction form
548,556.24/755,324.58 = 480,190.56/x - Step 3: Cross multiply
548,556.24x = 755,324.58 × 480,190.56 - Step 4: Simplify right side
548,556.24x = 362,699,733,051.97 - Step 5: Solve for x
x = 362,699,733,051.97/548,556.24 - Step 6: Final answer
x = 661,189.70
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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.