Finding the Fourth Proportional to 370.97, 511.95 and 205.19
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Solution
The fourth proportional to 370.97, 511.95 and 205.19 is: 283.17
Step by Step Solution
- Step 1: Write the proportion equation
370.97 : 511.95 = 205.19 : x - Step 2: Convert to fraction form
370.97/511.95 = 205.19/x - Step 3: Cross multiply
370.97x = 511.95 × 205.19 - Step 4: Simplify right side
370.97x = 105,045.99 - Step 5: Solve for x
x = 105,045.99/370.97 - Step 6: Final answer
x = 283.17
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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.