Finding the Fourth Proportional to 253,774.41, 350,183.01 and 151,779.63
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Solution
The fourth proportional to 253,774.41, 350,183.01 and 151,779.63 is: 209,440.53
Step by Step Solution
- Step 1: Write the proportion equation
253,774.41 : 350,183.01 = 151,779.63 : x - Step 2: Convert to fraction form
253,774.41/350,183.01 = 151,779.63/x - Step 3: Cross multiply
253,774.41x = 350,183.01 × 151,779.63 - Step 4: Simplify right side
253,774.41x = 53,150,647,690.09 - Step 5: Solve for x
x = 53,150,647,690.09/253,774.41 - Step 6: Final answer
x = 209,440.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.