Finding the Fourth Proportional to 536.42, 804.63 and 262.44
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Solution
The fourth proportional to 536.42, 804.63 and 262.44 is: 393.66
Step by Step Solution
- Step 1: Write the proportion equation
536.42 : 804.63 = 262.44 : x - Step 2: Convert to fraction form
536.42/804.63 = 262.44/x - Step 3: Cross multiply
536.42x = 804.63 × 262.44 - Step 4: Simplify right side
536.42x = 211,168.08 - Step 5: Solve for x
x = 211,168.08/536.42 - Step 6: Final answer
x = 393.66
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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.