Finding the Fourth Proportional to 734,793.73, 1,102,473.99 and 285,830.88
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Solution
The fourth proportional to 734,793.73, 1,102,473.99 and 285,830.88 is: 428,856.55
Step by Step Solution
- Step 1: Write the proportion equation
734,793.73 : 1,102,473.99 = 285,830.88 : x - Step 2: Convert to fraction form
734,793.73/1,102,473.99 = 285,830.88/x - Step 3: Cross multiply
734,793.73x = 1,102,473.99 × 285,830.88 - Step 4: Simplify right side
734,793.73x = 315,121,106,604.53 - Step 5: Solve for x
x = 315,121,106,604.53/734,793.73 - Step 6: Final answer
x = 428,856.55
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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.