Finding the Fourth Proportional to 464.26, 699.13 and 404.12
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Solution
The fourth proportional to 464.26, 699.13 and 404.12 is: 608.57
Step by Step Solution
- Step 1: Write the proportion equation
464.26 : 699.13 = 404.12 : x - Step 2: Convert to fraction form
464.26/699.13 = 404.12/x - Step 3: Cross multiply
464.26x = 699.13 × 404.12 - Step 4: Simplify right side
464.26x = 282,532.42 - Step 5: Solve for x
x = 282,532.42/464.26 - Step 6: Final answer
x = 608.57
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.