Finding the Fourth Proportional to 268,431.44, 402,351.92 and 110,573.80
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Solution
The fourth proportional to 268,431.44, 402,351.92 and 110,573.80 is: 165,739.08
Step by Step Solution
- Step 1: Write the proportion equation
268,431.44 : 402,351.92 = 110,573.80 : x - Step 2: Convert to fraction form
268,431.44/402,351.92 = 110,573.80/x - Step 3: Cross multiply
268,431.44x = 402,351.92 × 110,573.80 - Step 4: Simplify right side
268,431.44x = 44,489,580,731.70 - Step 5: Solve for x
x = 44,489,580,731.70/268,431.44 - Step 6: Final answer
x = 165,739.08
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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.