Finding the Fourth Proportional to 762,497.26, 1,143,754.08 and 230,022.90
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Solution
The fourth proportional to 762,497.26, 1,143,754.08 and 230,022.90 is: 345,036.82
Step by Step Solution
- Step 1: Write the proportion equation
762,497.26 : 1,143,754.08 = 230,022.90 : x - Step 2: Convert to fraction form
762,497.26/1,143,754.08 = 230,022.90/x - Step 3: Cross multiply
762,497.26x = 1,143,754.08 × 230,022.90 - Step 4: Simplify right side
762,497.26x = 263,089,630,368.43 - Step 5: Solve for x
x = 263,089,630,368.43/762,497.26 - Step 6: Final answer
x = 345,036.82
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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.