Finding the Fourth Proportional to 256.46, 353.99 and 182.99
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Solution
The fourth proportional to 256.46, 353.99 and 182.99 is: 252.57
Step by Step Solution
- Step 1: Write the proportion equation
256.46 : 353.99 = 182.99 : x - Step 2: Convert to fraction form
256.46/353.99 = 182.99/x - Step 3: Cross multiply
256.46x = 353.99 × 182.99 - Step 4: Simplify right side
256.46x = 64,773.95 - Step 5: Solve for x
x = 64,773.95/256.46 - Step 6: Final answer
x = 252.57
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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.