Finding the Fourth Proportional to 757,427.88, 1,135,344.28 and 251,853.02
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Solution
The fourth proportional to 757,427.88, 1,135,344.28 and 251,853.02 is: 377,514.34
Step by Step Solution
- Step 1: Write the proportion equation
757,427.88 : 1,135,344.28 = 251,853.02 : x - Step 2: Convert to fraction form
757,427.88/1,135,344.28 = 251,853.02/x - Step 3: Cross multiply
757,427.88x = 1,135,344.28 × 251,853.02 - Step 4: Simplify right side
757,427.88x = 285,939,885,657.73 - Step 5: Solve for x
x = 285,939,885,657.73/757,427.88 - Step 6: Final answer
x = 377,514.34
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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.