Finding the Fourth Proportional to 591,423.26, 816,163.29 and 336,774.44
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Solution
The fourth proportional to 591,423.26, 816,163.29 and 336,774.44 is: 464,748.27
Step by Step Solution
- Step 1: Write the proportion equation
591,423.26 : 816,163.29 = 336,774.44 : x - Step 2: Convert to fraction form
591,423.26/816,163.29 = 336,774.44/x - Step 3: Cross multiply
591,423.26x = 816,163.29 × 336,774.44 - Step 4: Simplify right side
591,423.26x = 274,862,936,978.72 - Step 5: Solve for x
x = 274,862,936,978.72/591,423.26 - Step 6: Final answer
x = 464,748.27
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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.