Finding the Fourth Proportional to 269,540.23, 403,982.38 and 190,677.19
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Solution
The fourth proportional to 269,540.23, 403,982.38 and 190,677.19 is: 285,783.78
Step by Step Solution
- Step 1: Write the proportion equation
269,540.23 : 403,982.38 = 190,677.19 : x - Step 2: Convert to fraction form
269,540.23/403,982.38 = 190,677.19/x - Step 3: Cross multiply
269,540.23x = 403,982.38 × 190,677.19 - Step 4: Simplify right side
269,540.23x = 77,030,225,027.91 - Step 5: Solve for x
x = 77,030,225,027.91/269,540.23 - Step 6: Final answer
x = 285,783.78
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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.