Finding the Fourth Proportional to 759,249.22, 1,139,110.74 and 226,791.26
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Solution
The fourth proportional to 759,249.22, 1,139,110.74 and 226,791.26 is: 340,257.66
Step by Step Solution
- Step 1: Write the proportion equation
759,249.22 : 1,139,110.74 = 226,791.26 : x - Step 2: Convert to fraction form
759,249.22/1,139,110.74 = 226,791.26/x - Step 3: Cross multiply
759,249.22x = 1,139,110.74 × 226,791.26 - Step 4: Simplify right side
759,249.22x = 258,340,360,004.13 - Step 5: Solve for x
x = 258,340,360,004.13/759,249.22 - Step 6: Final answer
x = 340,257.66
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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.