Finding the Fourth Proportional to 347,110.67, 479,006.37 and 196,207.67
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Solution
The fourth proportional to 347,110.67, 479,006.37 and 196,207.67 is: 270,762.99
Step by Step Solution
- Step 1: Write the proportion equation
347,110.67 : 479,006.37 = 196,207.67 : x - Step 2: Convert to fraction form
347,110.67/479,006.37 = 196,207.67/x - Step 3: Cross multiply
347,110.67x = 479,006.37 × 196,207.67 - Step 4: Simplify right side
347,110.67x = 93,984,721,377.83 - Step 5: Solve for x
x = 93,984,721,377.83/347,110.67 - Step 6: Final answer
x = 270,762.99
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1.5x scale
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.