Finding the Fourth Proportional to 731,651.02, 1,097,365.78 and 199,213.99
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Solution
The fourth proportional to 731,651.02, 1,097,365.78 and 199,213.99 is: 298,790.83
Step by Step Solution
- Step 1: Write the proportion equation
731,651.02 : 1,097,365.78 = 199,213.99 : x - Step 2: Convert to fraction form
731,651.02/1,097,365.78 = 199,213.99/x - Step 3: Cross multiply
731,651.02x = 1,097,365.78 × 199,213.99 - Step 4: Simplify right side
731,651.02x = 218,610,615,523.26 - Step 5: Solve for x
x = 218,610,615,523.26/731,651.02 - Step 6: Final answer
x = 298,790.83
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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.