Finding the Fourth Proportional to 999,286.05, 1,498,190.36 and 518,824.02
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Solution
The fourth proportional to 999,286.05, 1,498,190.36 and 518,824.02 is: 777,852.49
Step by Step Solution
- Step 1: Write the proportion equation
999,286.05 : 1,498,190.36 = 518,824.02 : x - Step 2: Convert to fraction form
999,286.05/1,498,190.36 = 518,824.02/x - Step 3: Cross multiply
999,286.05x = 1,498,190.36 × 518,824.02 - Step 4: Simplify right side
999,286.05x = 777,297,142,706.33 - Step 5: Solve for x
x = 777,297,142,706.33/999,286.05 - Step 6: Final answer
x = 777,852.49
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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.