Finding the Fourth Proportional to 392.08, 588.26 and 229.84
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Solution
The fourth proportional to 392.08, 588.26 and 229.84 is: 344.84
Step by Step Solution
- Step 1: Write the proportion equation
392.08 : 588.26 = 229.84 : x - Step 2: Convert to fraction form
392.08/588.26 = 229.84/x - Step 3: Cross multiply
392.08x = 588.26 × 229.84 - Step 4: Simplify right side
392.08x = 135,205.68 - Step 5: Solve for x
x = 135,205.68/392.08 - Step 6: Final answer
x = 344.84
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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.