Finding the Fourth Proportional to 701,748.62, 1,052,220.01 and 274,784.55
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Solution
The fourth proportional to 701,748.62, 1,052,220.01 and 274,784.55 is: 412,019.05
Step by Step Solution
- Step 1: Write the proportion equation
701,748.62 : 1,052,220.01 = 274,784.55 : x - Step 2: Convert to fraction form
701,748.62/1,052,220.01 = 274,784.55/x - Step 3: Cross multiply
701,748.62x = 1,052,220.01 × 274,784.55 - Step 4: Simplify right side
701,748.62x = 289,133,801,948.85 - Step 5: Solve for x
x = 289,133,801,948.85/701,748.62 - Step 6: Final answer
x = 412,019.05
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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.