Finding the Fourth Proportional to 739,164.36, 1,108,736.82 and 178,194.36
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Solution
The fourth proportional to 739,164.36, 1,108,736.82 and 178,194.36 is: 267,289.20
Step by Step Solution
- Step 1: Write the proportion equation
739,164.36 : 1,108,736.82 = 178,194.36 : x - Step 2: Convert to fraction form
739,164.36/1,108,736.82 = 178,194.36/x - Step 3: Cross multiply
739,164.36x = 1,108,736.82 × 178,194.36 - Step 4: Simplify right side
739,164.36x = 197,570,648,048.34 - Step 5: Solve for x
x = 197,570,648,048.34/739,164.36 - Step 6: Final answer
x = 267,289.20
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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.