Finding the Fourth Proportional to 392.14, 587.99 and 160.99
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Solution
The fourth proportional to 392.14, 587.99 and 160.99 is: 241.39
Step by Step Solution
- Step 1: Write the proportion equation
392.14 : 587.99 = 160.99 : x - Step 2: Convert to fraction form
392.14/587.99 = 160.99/x - Step 3: Cross multiply
392.14x = 587.99 × 160.99 - Step 4: Simplify right side
392.14x = 94,659.44 - Step 5: Solve for x
x = 94,659.44/392.14 - Step 6: Final answer
x = 241.39
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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.