Finding the Fourth Proportional to 494,257.73, 740,540.12 and 269,775.68
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Solution
The fourth proportional to 494,257.73, 740,540.12 and 269,775.68 is: 404,201.49
Step by Step Solution
- Step 1: Write the proportion equation
494,257.73 : 740,540.12 = 269,775.68 : x - Step 2: Convert to fraction form
494,257.73/740,540.12 = 269,775.68/x - Step 3: Cross multiply
494,257.73x = 740,540.12 × 269,775.68 - Step 4: Simplify right side
494,257.73x = 199,779,709,388.70 - Step 5: Solve for x
x = 199,779,709,388.70/494,257.73 - Step 6: Final answer
x = 404,201.49
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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.