Finding the Fourth Proportional to 226,922.20, 340,383.30 and 202,427.80
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Solution
The fourth proportional to 226,922.20, 340,383.30 and 202,427.80 is: 303,641.70
Step by Step Solution
- Step 1: Write the proportion equation
226,922.20 : 340,383.30 = 202,427.80 : x - Step 2: Convert to fraction form
226,922.20/340,383.30 = 202,427.80/x - Step 3: Cross multiply
226,922.20x = 340,383.30 × 202,427.80 - Step 4: Simplify right side
226,922.20x = 68,903,042,575.74 - Step 5: Solve for x
x = 68,903,042,575.74/226,922.20 - Step 6: Final answer
x = 303,641.70
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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.