Finding the Fourth Proportional to 307,508.44, 461,467.86 and 107,828.68
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Solution
The fourth proportional to 307,508.44, 461,467.86 and 107,828.68 is: 161,814.97
Step by Step Solution
- Step 1: Write the proportion equation
307,508.44 : 461,467.86 = 107,828.68 : x - Step 2: Convert to fraction form
307,508.44/461,467.86 = 107,828.68/x - Step 3: Cross multiply
307,508.44x = 461,467.86 × 107,828.68 - Step 4: Simplify right side
307,508.44x = 49,759,470,206.22 - Step 5: Solve for x
x = 49,759,470,206.22/307,508.44 - Step 6: Final answer
x = 161,814.97
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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.