Finding the Fourth Proportional to 427,352.33, 589,706.55 and 236,361.62
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Solution
The fourth proportional to 427,352.33, 589,706.55 and 236,361.62 is: 326,157.09
Step by Step Solution
- Step 1: Write the proportion equation
427,352.33 : 589,706.55 = 236,361.62 : x - Step 2: Convert to fraction form
427,352.33/589,706.55 = 236,361.62/x - Step 3: Cross multiply
427,352.33x = 589,706.55 × 236,361.62 - Step 4: Simplify right side
427,352.33x = 139,383,992,534.08 - Step 5: Solve for x
x = 139,383,992,534.08/427,352.33 - Step 6: Final answer
x = 326,157.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.