Finding the Fourth Proportional to 376.13, 563.79 and 202.79
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Solution
The fourth proportional to 376.13, 563.79 and 202.79 is: 303.97
Step by Step Solution
- Step 1: Write the proportion equation
376.13 : 563.79 = 202.79 : x - Step 2: Convert to fraction form
376.13/563.79 = 202.79/x - Step 3: Cross multiply
376.13x = 563.79 × 202.79 - Step 4: Simplify right side
376.13x = 114,333.14 - Step 5: Solve for x
x = 114,333.14/376.13 - Step 6: Final answer
x = 303.97
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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.