Finding the Fourth Proportional to 226,648.20, 339,972.30 and 202,153.80
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Solution
The fourth proportional to 226,648.20, 339,972.30 and 202,153.80 is: 303,230.70
Step by Step Solution
- Step 1: Write the proportion equation
226,648.20 : 339,972.30 = 202,153.80 : x - Step 2: Convert to fraction form
226,648.20/339,972.30 = 202,153.80/x - Step 3: Cross multiply
226,648.20x = 339,972.30 × 202,153.80 - Step 4: Simplify right side
226,648.20x = 68,726,692,339.74 - Step 5: Solve for x
x = 68,726,692,339.74/226,648.20 - Step 6: Final answer
x = 303,230.70
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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.