Finding the Fourth Proportional to 375.80, 563.87 and 229.70
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Solution
The fourth proportional to 375.80, 563.87 and 229.70 is: 344.65
Step by Step Solution
- Step 1: Write the proportion equation
375.80 : 563.87 = 229.70 : x - Step 2: Convert to fraction form
375.80/563.87 = 229.70/x - Step 3: Cross multiply
375.80x = 563.87 × 229.70 - Step 4: Simplify right side
375.80x = 129,516.97 - Step 5: Solve for x
x = 129,516.97/375.80 - Step 6: Final answer
x = 344.65
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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.