Finding the Fourth Proportional to 514, 771 and 205.99
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Solution
The fourth proportional to 514, 771 and 205.99 is: 308.99
Step by Step Solution
- Step 1: Write the proportion equation
514 : 771 = 205.99 : x - Step 2: Convert to fraction form
514/771 = 205.99/x - Step 3: Cross multiply
514x = 771 × 205.99 - Step 4: Simplify right side
514x = 158,818.29 - Step 5: Solve for x
x = 158,818.29/514 - Step 6: Final answer
x = 308.99
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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.