Finding the Fourth Proportional to 848,096.25, 1,170,340.68 and 485,553.81
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Solution
The fourth proportional to 848,096.25, 1,170,340.68 and 485,553.81 is: 670,045.85
Step by Step Solution
- Step 1: Write the proportion equation
848,096.25 : 1,170,340.68 = 485,553.81 : x - Step 2: Convert to fraction form
848,096.25/1,170,340.68 = 485,553.81/x - Step 3: Cross multiply
848,096.25x = 1,170,340.68 × 485,553.81 - Step 4: Simplify right side
848,096.25x = 568,263,376,171.99 - Step 5: Solve for x
x = 568,263,376,171.99/848,096.25 - Step 6: Final answer
x = 670,045.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.