Finding the Fourth Proportional to 283.13, 423.73 and 161.02
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Solution
The fourth proportional to 283.13, 423.73 and 161.02 is: 240.98
Step by Step Solution
- Step 1: Write the proportion equation
283.13 : 423.73 = 161.02 : x - Step 2: Convert to fraction form
283.13/423.73 = 161.02/x - Step 3: Cross multiply
283.13x = 423.73 × 161.02 - Step 4: Simplify right side
283.13x = 68,229.74 - Step 5: Solve for x
x = 68,229.74/283.13 - Step 6: Final answer
x = 240.98
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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.