Finding the Fourth Proportional to 757,149.89, 1,135,479.03 and 251,575.08
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Solution
The fourth proportional to 757,149.89, 1,135,479.03 and 251,575.08 is: 377,280.95
Step by Step Solution
- Step 1: Write the proportion equation
757,149.89 : 1,135,479.03 = 251,575.08 : x - Step 2: Convert to fraction form
757,149.89/1,135,479.03 = 251,575.08/x - Step 3: Cross multiply
757,149.89x = 1,135,479.03 × 251,575.08 - Step 4: Simplify right side
757,149.89x = 285,658,227,810.57 - Step 5: Solve for x
x = 285,658,227,810.57/757,149.89 - Step 6: Final answer
x = 377,280.95
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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.