Finding the Fourth Proportional to 269,165.26, 403,749.42 and 69,471.99
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Solution
The fourth proportional to 269,165.26, 403,749.42 and 69,471.99 is: 104,208.38
Step by Step Solution
- Step 1: Write the proportion equation
269,165.26 : 403,749.42 = 69,471.99 : x - Step 2: Convert to fraction form
269,165.26/403,749.42 = 69,471.99/x - Step 3: Cross multiply
269,165.26x = 403,749.42 × 69,471.99 - Step 4: Simplify right side
269,165.26x = 28,049,276,330.76 - Step 5: Solve for x
x = 28,049,276,330.76/269,165.26 - Step 6: Final answer
x = 104,208.38
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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.