Finding the Fourth Proportional to 995,497.80, 1,493,246.70 and 659,574.60
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Solution
The fourth proportional to 995,497.80, 1,493,246.70 and 659,574.60 is: 989,361.90
Step by Step Solution
- Step 1: Write the proportion equation
995,497.80 : 1,493,246.70 = 659,574.60 : x - Step 2: Convert to fraction form
995,497.80/1,493,246.70 = 659,574.60/x - Step 3: Cross multiply
995,497.80x = 1,493,246.70 × 659,574.60 - Step 4: Simplify right side
995,497.80x = 984,907,594,853.82 - Step 5: Solve for x
x = 984,907,594,853.82/995,497.80 - Step 6: Final answer
x = 989,361.90
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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.