Finding the Fourth Proportional to 376.14, 564.02 and 129.26
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Solution
The fourth proportional to 376.14, 564.02 and 129.26 is: 193.82
Step by Step Solution
- Step 1: Write the proportion equation
376.14 : 564.02 = 129.26 : x - Step 2: Convert to fraction form
376.14/564.02 = 129.26/x - Step 3: Cross multiply
376.14x = 564.02 × 129.26 - Step 4: Simplify right side
376.14x = 72,905.23 - Step 5: Solve for x
x = 72,905.23/376.14 - Step 6: Final answer
x = 193.82
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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.