Finding the Fourth Proportional to 726,526.51, 1,089,199.26 and 253,544.02
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Solution
The fourth proportional to 726,526.51, 1,089,199.26 and 253,544.02 is: 380,109.95
Step by Step Solution
- Step 1: Write the proportion equation
726,526.51 : 1,089,199.26 = 253,544.02 : x - Step 2: Convert to fraction form
726,526.51/1,089,199.26 = 253,544.02/x - Step 3: Cross multiply
726,526.51x = 1,089,199.26 × 253,544.02 - Step 4: Simplify right side
726,526.51x = 276,159,958,961.43 - Step 5: Solve for x
x = 276,159,958,961.43/726,526.51 - Step 6: Final answer
x = 380,109.95
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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.