Finding the Fourth Proportional to 372,843.44, 559,297.42 and 102,971.68
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Solution
The fourth proportional to 372,843.44, 559,297.42 and 102,971.68 is: 154,466.43
Step by Step Solution
- Step 1: Write the proportion equation
372,843.44 : 559,297.42 = 102,971.68 : x - Step 2: Convert to fraction form
372,843.44/559,297.42 = 102,971.68/x - Step 3: Cross multiply
372,843.44x = 559,297.42 × 102,971.68 - Step 4: Simplify right side
372,843.44x = 57,591,794,957.07 - Step 5: Solve for x
x = 57,591,794,957.07/372,843.44 - Step 6: Final answer
x = 154,466.43
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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.