Finding the Fourth Proportional to 370.24, 511.11 and 252.82
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Solution
The fourth proportional to 370.24, 511.11 and 252.82 is: 349.02
Step by Step Solution
- Step 1: Write the proportion equation
370.24 : 511.11 = 252.82 : x - Step 2: Convert to fraction form
370.24/511.11 = 252.82/x - Step 3: Cross multiply
370.24x = 511.11 × 252.82 - Step 4: Simplify right side
370.24x = 129,219.47 - Step 5: Solve for x
x = 129,219.47/370.24 - Step 6: Final answer
x = 349.02
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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.