Finding the Fourth Proportional to 701,817.60, 1,050,758.10 and 682,134.60
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Solution
The fourth proportional to 701,817.60, 1,050,758.10 and 682,134.60 is: 1,021,288.80
Step by Step Solution
- Step 1: Write the proportion equation
701,817.60 : 1,050,758.10 = 682,134.60 : x - Step 2: Convert to fraction form
701,817.60/1,050,758.10 = 682,134.60/x - Step 3: Cross multiply
701,817.60x = 1,050,758.10 × 682,134.60 - Step 4: Simplify right side
701,817.60x = 716,758,456,240.26 - Step 5: Solve for x
x = 716,758,456,240.26/701,817.60 - Step 6: Final answer
x = 1,021,288.80
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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.