Finding the Fourth Proportional to 494,175.02, 682,296.28 and 313,047.68
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Solution
The fourth proportional to 494,175.02, 682,296.28 and 313,047.68 is: 432,217.85
Step by Step Solution
- Step 1: Write the proportion equation
494,175.02 : 682,296.28 = 313,047.68 : x - Step 2: Convert to fraction form
494,175.02/682,296.28 = 313,047.68/x - Step 3: Cross multiply
494,175.02x = 682,296.28 × 313,047.68 - Step 4: Simplify right side
494,175.02x = 213,591,263,332.53 - Step 5: Solve for x
x = 213,591,263,332.53/494,175.02 - Step 6: Final answer
x = 432,217.85
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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.