Finding the Fourth Proportional to 269,303.88, 403,966.08 and 100,806.44
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Solution
The fourth proportional to 269,303.88, 403,966.08 and 100,806.44 is: 151,213.50
Step by Step Solution
- Step 1: Write the proportion equation
269,303.88 : 403,966.08 = 100,806.44 : x - Step 2: Convert to fraction form
269,303.88/403,966.08 = 100,806.44/x - Step 3: Cross multiply
269,303.88x = 403,966.08 × 100,806.44 - Step 4: Simplify right side
269,303.88x = 40,722,382,405.56 - Step 5: Solve for x
x = 40,722,382,405.56/269,303.88 - Step 6: Final answer
x = 151,213.50
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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.