Finding the Fourth Proportional to 1,267,850.97, 1,902,086.28 and 369,278.28
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Solution
The fourth proportional to 1,267,850.97, 1,902,086.28 and 369,278.28 is: 554,007.66
Step by Step Solution
- Step 1: Write the proportion equation
1,267,850.97 : 1,902,086.28 = 369,278.28 : x - Step 2: Convert to fraction form
1,267,850.97/1,902,086.28 = 369,278.28/x - Step 3: Cross multiply
1,267,850.97x = 1,902,086.28 × 369,278.28 - Step 4: Simplify right side
1,267,850.97x = 702,399,149,890.00 - Step 5: Solve for x
x = 702,399,149,890.00/1,267,850.97 - Step 6: Final answer
x = 554,007.66
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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.