Finding the Fourth Proportional to 573.84, 860.60 and 222.36
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Solution
The fourth proportional to 573.84, 860.60 and 222.36 is: 333.48
Step by Step Solution
- Step 1: Write the proportion equation
573.84 : 860.60 = 222.36 : x - Step 2: Convert to fraction form
573.84/860.60 = 222.36/x - Step 3: Cross multiply
573.84x = 860.60 × 222.36 - Step 4: Simplify right side
573.84x = 191,361.90 - Step 5: Solve for x
x = 191,361.90/573.84 - Step 6: Final answer
x = 333.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.