Finding the Fourth Proportional to 269.18, 371.47 and 170.99
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Solution
The fourth proportional to 269.18, 371.47 and 170.99 is: 235.97
Step by Step Solution
- Step 1: Write the proportion equation
269.18 : 371.47 = 170.99 : x - Step 2: Convert to fraction form
269.18/371.47 = 170.99/x - Step 3: Cross multiply
269.18x = 371.47 × 170.99 - Step 4: Simplify right side
269.18x = 63,518.16 - Step 5: Solve for x
x = 63,518.16/269.18 - Step 6: Final answer
x = 235.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.