Finding the Fourth Proportional to 370.26, 511.05 and 252.18
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Solution
The fourth proportional to 370.26, 511.05 and 252.18 is: 348.07
Step by Step Solution
- Step 1: Write the proportion equation
370.26 : 511.05 = 252.18 : x - Step 2: Convert to fraction form
370.26/511.05 = 252.18/x - Step 3: Cross multiply
370.26x = 511.05 × 252.18 - Step 4: Simplify right side
370.26x = 128,876.59 - Step 5: Solve for x
x = 128,876.59/370.26 - Step 6: Final answer
x = 348.07
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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.