Finding the Fourth Proportional to 396.91, 594.99 and 201.63
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Solution
The fourth proportional to 396.91, 594.99 and 201.63 is: 302.26
Step by Step Solution
- Step 1: Write the proportion equation
396.91 : 594.99 = 201.63 : x - Step 2: Convert to fraction form
396.91/594.99 = 201.63/x - Step 3: Cross multiply
396.91x = 594.99 × 201.63 - Step 4: Simplify right side
396.91x = 119,967.83 - Step 5: Solve for x
x = 119,967.83/396.91 - Step 6: Final answer
x = 302.26
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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.