Finding the Fourth Proportional to 848,704.14, 1,273,095.99 and 280,134.81
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Solution
The fourth proportional to 848,704.14, 1,273,095.99 and 280,134.81 is: 420,215.35
Step by Step Solution
- Step 1: Write the proportion equation
848,704.14 : 1,273,095.99 = 280,134.81 : x - Step 2: Convert to fraction form
848,704.14/1,273,095.99 = 280,134.81/x - Step 3: Cross multiply
848,704.14x = 1,273,095.99 × 280,134.81 - Step 4: Simplify right side
848,704.14x = 356,638,503,270.41 - Step 5: Solve for x
x = 356,638,503,270.41/848,704.14 - Step 6: Final answer
x = 420,215.35
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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.