Finding the Fourth Proportional to 406.94, 610.08 and 201.26
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Solution
The fourth proportional to 406.94, 610.08 and 201.26 is: 301.72
Step by Step Solution
- Step 1: Write the proportion equation
406.94 : 610.08 = 201.26 : x - Step 2: Convert to fraction form
406.94/610.08 = 201.26/x - Step 3: Cross multiply
406.94x = 610.08 × 201.26 - Step 4: Simplify right side
406.94x = 122,781.65 - Step 5: Solve for x
x = 122,781.65/406.94 - Step 6: Final answer
x = 301.72
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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.