Finding the Fourth Proportional to 475,170.20, 655,734.84 and 284,183.59
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Solution
The fourth proportional to 475,170.20, 655,734.84 and 284,183.59 is: 392,173.33
Step by Step Solution
- Step 1: Write the proportion equation
475,170.20 : 655,734.84 = 284,183.59 : x - Step 2: Convert to fraction form
475,170.20/655,734.84 = 284,183.59/x - Step 3: Cross multiply
475,170.20x = 655,734.84 × 284,183.59 - Step 4: Simplify right side
475,170.20x = 186,349,080,919.28 - Step 5: Solve for x
x = 186,349,080,919.28/475,170.20 - Step 6: Final answer
x = 392,173.33
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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.