Finding the Fourth Proportional to 370.68, 511.24 and 246.28
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Solution
The fourth proportional to 370.68, 511.24 and 246.28 is: 339.67
Step by Step Solution
- Step 1: Write the proportion equation
370.68 : 511.24 = 246.28 : x - Step 2: Convert to fraction form
370.68/511.24 = 246.28/x - Step 3: Cross multiply
370.68x = 511.24 × 246.28 - Step 4: Simplify right side
370.68x = 125,908.19 - Step 5: Solve for x
x = 125,908.19/370.68 - Step 6: Final answer
x = 339.67
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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.