Finding the Fourth Proportional to 665,876.44, 998,914.11 and 245,120.32
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Solution
The fourth proportional to 665,876.44, 998,914.11 and 245,120.32 is: 367,717.09
Step by Step Solution
- Step 1: Write the proportion equation
665,876.44 : 998,914.11 = 245,120.32 : x - Step 2: Convert to fraction form
665,876.44/998,914.11 = 245,120.32/x - Step 3: Cross multiply
665,876.44x = 998,914.11 × 245,120.32 - Step 4: Simplify right side
665,876.44x = 244,854,146,295.72 - Step 5: Solve for x
x = 244,854,146,295.72/665,876.44 - Step 6: Final answer
x = 367,717.09
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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.