Finding the Fourth Proportional to 984,806.26, 1,477,408.12 and 310,992.82
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Solution
The fourth proportional to 984,806.26, 1,477,408.12 and 310,992.82 is: 466,551.99
Step by Step Solution
- Step 1: Write the proportion equation
984,806.26 : 1,477,408.12 = 310,992.82 : x - Step 2: Convert to fraction form
984,806.26/1,477,408.12 = 310,992.82/x - Step 3: Cross multiply
984,806.26x = 1,477,408.12 × 310,992.82 - Step 4: Simplify right side
984,806.26x = 459,463,317,529.70 - Step 5: Solve for x
x = 459,463,317,529.70/984,806.26 - Step 6: Final answer
x = 466,551.99
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1.5x scale
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.