Finding the Fourth Proportional to 346,035.75, 477,558.50 and 195,161.91
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Solution
The fourth proportional to 346,035.75, 477,558.50 and 195,161.91 is: 269,339.88
Step by Step Solution
- Step 1: Write the proportion equation
346,035.75 : 477,558.50 = 195,161.91 : x - Step 2: Convert to fraction form
346,035.75/477,558.50 = 195,161.91/x - Step 3: Cross multiply
346,035.75x = 477,558.50 × 195,161.91 - Step 4: Simplify right side
346,035.75x = 93,201,228,020.93 - Step 5: Solve for x
x = 93,201,228,020.93/346,035.75 - Step 6: Final answer
x = 269,339.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.