Finding the Fourth Proportional to 376.03, 518.99 and 226.68
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Solution
The fourth proportional to 376.03, 518.99 and 226.68 is: 312.86
Step by Step Solution
- Step 1: Write the proportion equation
376.03 : 518.99 = 226.68 : x - Step 2: Convert to fraction form
376.03/518.99 = 226.68/x - Step 3: Cross multiply
376.03x = 518.99 × 226.68 - Step 4: Simplify right side
376.03x = 117,644.65 - Step 5: Solve for x
x = 117,644.65/376.03 - Step 6: Final answer
x = 312.86
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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.