Finding the Fourth Proportional to 226,289.26, 339,433.88 and 57,809.95
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Solution
The fourth proportional to 226,289.26, 339,433.88 and 57,809.95 is: 86,714.92
Step by Step Solution
- Step 1: Write the proportion equation
226,289.26 : 339,433.88 = 57,809.95 : x - Step 2: Convert to fraction form
226,289.26/339,433.88 = 57,809.95/x - Step 3: Cross multiply
226,289.26x = 339,433.88 × 57,809.95 - Step 4: Simplify right side
226,289.26x = 19,622,654,493.47 - Step 5: Solve for x
x = 19,622,654,493.47/226,289.26 - Step 6: Final answer
x = 86,714.92
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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.