Finding the Fourth Proportional to 202.91, 303.98 and 170.63
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Solution
The fourth proportional to 202.91, 303.98 and 170.63 is: 255.62
Step by Step Solution
- Step 1: Write the proportion equation
202.91 : 303.98 = 170.63 : x - Step 2: Convert to fraction form
202.91/303.98 = 170.63/x - Step 3: Cross multiply
202.91x = 303.98 × 170.63 - Step 4: Simplify right side
202.91x = 51,865.73 - Step 5: Solve for x
x = 51,865.73/202.91 - Step 6: Final answer
x = 255.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.