Finding the Fourth Proportional to 996,431.08, 1,494,883.88 and 322,512.49
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Solution
The fourth proportional to 996,431.08, 1,494,883.88 and 322,512.49 is: 483,845.54
Step by Step Solution
- Step 1: Write the proportion equation
996,431.08 : 1,494,883.88 = 322,512.49 : x - Step 2: Convert to fraction form
996,431.08/1,494,883.88 = 322,512.49/x - Step 3: Cross multiply
996,431.08x = 1,494,883.88 × 322,512.49 - Step 4: Simplify right side
996,431.08x = 482,118,728,976.55 - Step 5: Solve for x
x = 482,118,728,976.55/996,431.08 - Step 6: Final answer
x = 483,845.54
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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.