Finding the Fourth Proportional to 756,660, 1,134,873.36 and 251,440.32
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Solution
The fourth proportional to 756,660, 1,134,873.36 and 251,440.32 is: 377,121.72
Step by Step Solution
- Step 1: Write the proportion equation
756,660 : 1,134,873.36 = 251,440.32 : x - Step 2: Convert to fraction form
756,660/1,134,873.36 = 251,440.32/x - Step 3: Cross multiply
756,660x = 1,134,873.36 × 251,440.32 - Step 4: Simplify right side
756,660x = 285,352,920,797.88 - Step 5: Solve for x
x = 285,352,920,797.88/756,660 - Step 6: Final answer
x = 377,121.72
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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.