Finding the Fourth Proportional to 283.25, 425.09 and 197.19
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Solution
The fourth proportional to 283.25, 425.09 and 197.19 is: 295.93
Step by Step Solution
- Step 1: Write the proportion equation
283.25 : 425.09 = 197.19 : x - Step 2: Convert to fraction form
283.25/425.09 = 197.19/x - Step 3: Cross multiply
283.25x = 425.09 × 197.19 - Step 4: Simplify right side
283.25x = 83,823.99 - Step 5: Solve for x
x = 83,823.99/283.25 - Step 6: Final answer
x = 295.93
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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.