Finding the Fourth Proportional to 307,450.08, 461,136.96 and 82,828.08
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Solution
The fourth proportional to 307,450.08, 461,136.96 and 82,828.08 is: 124,231.84
Step by Step Solution
- Step 1: Write the proportion equation
307,450.08 : 461,136.96 = 82,828.08 : x - Step 2: Convert to fraction form
307,450.08/461,136.96 = 82,828.08/x - Step 3: Cross multiply
307,450.08x = 461,136.96 × 82,828.08 - Step 4: Simplify right side
307,450.08x = 38,195,089,013.84 - Step 5: Solve for x
x = 38,195,089,013.84/307,450.08 - Step 6: Final answer
x = 124,231.84
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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.