Finding the Fourth Proportional to 382,709.44, 574,193.91 and 169,447.99
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Solution
The fourth proportional to 382,709.44, 574,193.91 and 169,447.99 is: 254,229.43
Step by Step Solution
- Step 1: Write the proportion equation
382,709.44 : 574,193.91 = 169,447.99 : x - Step 2: Convert to fraction form
382,709.44/574,193.91 = 169,447.99/x - Step 3: Cross multiply
382,709.44x = 574,193.91 × 169,447.99 - Step 4: Simplify right side
382,709.44x = 97,296,001,048.77 - Step 5: Solve for x
x = 97,296,001,048.77/382,709.44 - Step 6: Final answer
x = 254,229.43
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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.