Finding the Fourth Proportional to 995,163.41, 1,492,796.15 and 285,197.60
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Solution
The fourth proportional to 995,163.41, 1,492,796.15 and 285,197.60 is: 427,811.03
Step by Step Solution
- Step 1: Write the proportion equation
995,163.41 : 1,492,796.15 = 285,197.60 : x - Step 2: Convert to fraction form
995,163.41/1,492,796.15 = 285,197.60/x - Step 3: Cross multiply
995,163.41x = 1,492,796.15 × 285,197.60 - Step 4: Simplify right side
995,163.41x = 425,741,879,269.24 - Step 5: Solve for x
x = 425,741,879,269.24/995,163.41 - Step 6: Final answer
x = 427,811.03
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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.