Finding the Fourth Proportional to 226,481.10, 339,721.65 and 201,986.70
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Solution
The fourth proportional to 226,481.10, 339,721.65 and 201,986.70 is: 302,980.05
Step by Step Solution
- Step 1: Write the proportion equation
226,481.10 : 339,721.65 = 201,986.70 : x - Step 2: Convert to fraction form
226,481.10/339,721.65 = 201,986.70/x - Step 3: Cross multiply
226,481.10x = 339,721.65 × 201,986.70 - Step 4: Simplify right side
226,481.10x = 68,619,255,002.06 - Step 5: Solve for x
x = 68,619,255,002.06/226,481.10 - Step 6: Final answer
x = 302,980.05
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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.