Finding the Fourth Proportional to 436,908.07, 655,616.85 and 184,173.09
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Solution
The fourth proportional to 436,908.07, 655,616.85 and 184,173.09 is: 276,367.02
Step by Step Solution
- Step 1: Write the proportion equation
436,908.07 : 655,616.85 = 184,173.09 : x - Step 2: Convert to fraction form
436,908.07/655,616.85 = 184,173.09/x - Step 3: Cross multiply
436,908.07x = 655,616.85 × 184,173.09 - Step 4: Simplify right side
436,908.07x = 120,746,981,120.57 - Step 5: Solve for x
x = 120,746,981,120.57/436,908.07 - Step 6: Final answer
x = 276,367.02
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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.