Finding the Fourth Proportional to 677,475.36, 1,016,344.80 and 204,137.28
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Solution
The fourth proportional to 677,475.36, 1,016,344.80 and 204,137.28 is: 306,245.62
Step by Step Solution
- Step 1: Write the proportion equation
677,475.36 : 1,016,344.80 = 204,137.28 : x - Step 2: Convert to fraction form
677,475.36/1,016,344.80 = 204,137.28/x - Step 3: Cross multiply
677,475.36x = 1,016,344.80 × 204,137.28 - Step 4: Simplify right side
677,475.36x = 207,473,863,014.14 - Step 5: Solve for x
x = 207,473,863,014.14/677,475.36 - Step 6: Final answer
x = 306,245.62
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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.