Finding the Fourth Proportional to 757,176.87, 1,135,519.55 and 251,602.16
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Solution
The fourth proportional to 757,176.87, 1,135,519.55 and 251,602.16 is: 377,321.57
Step by Step Solution
- Step 1: Write the proportion equation
757,176.87 : 1,135,519.55 = 251,602.16 : x - Step 2: Convert to fraction form
757,176.87/1,135,519.55 = 251,602.16/x - Step 3: Cross multiply
757,176.87x = 1,135,519.55 × 251,602.16 - Step 4: Simplify right side
757,176.87x = 285,699,165,824.63 - Step 5: Solve for x
x = 285,699,165,824.63/757,176.87 - Step 6: Final answer
x = 377,321.57
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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.