Finding the Fourth Proportional to 536.99, 804.74 and 228.74
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Solution
The fourth proportional to 536.99, 804.74 and 228.74 is: 342.79
Step by Step Solution
- Step 1: Write the proportion equation
536.99 : 804.74 = 228.74 : x - Step 2: Convert to fraction form
536.99/804.74 = 228.74/x - Step 3: Cross multiply
536.99x = 804.74 × 228.74 - Step 4: Simplify right side
536.99x = 184,076.23 - Step 5: Solve for x
x = 184,076.23/536.99 - Step 6: Final answer
x = 342.79
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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.