Finding the Fourth Proportional to 498,109.44, 747,161.73 and 231,723.12
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Solution
The fourth proportional to 498,109.44, 747,161.73 and 231,723.12 is: 347,583.55
Step by Step Solution
- Step 1: Write the proportion equation
498,109.44 : 747,161.73 = 231,723.12 : x - Step 2: Convert to fraction form
498,109.44/747,161.73 = 231,723.12/x - Step 3: Cross multiply
498,109.44x = 747,161.73 × 231,723.12 - Step 4: Simplify right side
498,109.44x = 173,134,647,220.20 - Step 5: Solve for x
x = 173,134,647,220.20/498,109.44 - Step 6: Final answer
x = 347,583.55
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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.