Finding the Fourth Proportional to 751,644.27, 1,125,964.26 and 451,960.74
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Solution
The fourth proportional to 751,644.27, 1,125,964.26 and 451,960.74 is: 677,037.88
Step by Step Solution
- Step 1: Write the proportion equation
751,644.27 : 1,125,964.26 = 451,960.74 : x - Step 2: Convert to fraction form
751,644.27/1,125,964.26 = 451,960.74/x - Step 3: Cross multiply
751,644.27x = 1,125,964.26 × 451,960.74 - Step 4: Simplify right side
751,644.27x = 508,891,640,163.15 - Step 5: Solve for x
x = 508,891,640,163.15/751,644.27 - Step 6: Final answer
x = 677,037.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.