Finding the Fourth Proportional to 376.29, 564.44 and 132.66
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Solution
The fourth proportional to 376.29, 564.44 and 132.66 is: 198.99
Step by Step Solution
- Step 1: Write the proportion equation
376.29 : 564.44 = 132.66 : x - Step 2: Convert to fraction form
376.29/564.44 = 132.66/x - Step 3: Cross multiply
376.29x = 564.44 × 132.66 - Step 4: Simplify right side
376.29x = 74,877.95 - Step 5: Solve for x
x = 74,877.95/376.29 - Step 6: Final answer
x = 198.99
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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.