Finding the Fourth Proportional to 609.14, 912.99 and 283.84
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Solution
The fourth proportional to 609.14, 912.99 and 283.84 is: 425.42
Step by Step Solution
- Step 1: Write the proportion equation
609.14 : 912.99 = 283.84 : x - Step 2: Convert to fraction form
609.14/912.99 = 283.84/x - Step 3: Cross multiply
609.14x = 912.99 × 283.84 - Step 4: Simplify right side
609.14x = 259,143.08 - Step 5: Solve for x
x = 259,143.08/609.14 - Step 6: Final answer
x = 425.42
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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.