Finding the Fourth Proportional to 1,010,286.10, 1,515,101.10 and 336,252.70
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Solution
The fourth proportional to 1,010,286.10, 1,515,101.10 and 336,252.70 is: 504,269.87
Step by Step Solution
- Step 1: Write the proportion equation
1,010,286.10 : 1,515,101.10 = 336,252.70 : x - Step 2: Convert to fraction form
1,010,286.10/1,515,101.10 = 336,252.70/x - Step 3: Cross multiply
1,010,286.10x = 1,515,101.10 × 336,252.70 - Step 4: Simplify right side
1,010,286.10x = 509,456,835,647.97 - Step 5: Solve for x
x = 509,456,835,647.97/1,010,286.10 - Step 6: Final answer
x = 504,269.87
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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.