Finding the Fourth Proportional to 263.93, 364.26 and 201.65
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Solution
The fourth proportional to 263.93, 364.26 and 201.65 is: 278.31
Step by Step Solution
- Step 1: Write the proportion equation
263.93 : 364.26 = 201.65 : x - Step 2: Convert to fraction form
263.93/364.26 = 201.65/x - Step 3: Cross multiply
263.93x = 364.26 × 201.65 - Step 4: Simplify right side
263.93x = 73,451.96 - Step 5: Solve for x
x = 73,451.96/263.93 - Step 6: Final answer
x = 278.31
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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.