Finding the Fourth Proportional to 957,821, 1,436,738.70 and 425,198.84
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Solution
The fourth proportional to 957,821, 1,436,738.70 and 425,198.84 is: 637,801.46
Step by Step Solution
- Step 1: Write the proportion equation
957,821 : 1,436,738.70 = 425,198.84 : x - Step 2: Convert to fraction form
957,821/1,436,738.70 = 425,198.84/x - Step 3: Cross multiply
957,821x = 1,436,738.70 × 425,198.84 - Step 4: Simplify right side
957,821x = 610,899,628,623.11 - Step 5: Solve for x
x = 610,899,628,623.11/957,821 - Step 6: Final answer
x = 637,801.46
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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.