Finding the Fourth Proportional to 731,287.26, 1,097,068.23 and 331,956.09
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Solution
The fourth proportional to 731,287.26, 1,097,068.23 and 331,956.09 is: 497,996.48
Step by Step Solution
- Step 1: Write the proportion equation
731,287.26 : 1,097,068.23 = 331,956.09 : x - Step 2: Convert to fraction form
731,287.26/1,097,068.23 = 331,956.09/x - Step 3: Cross multiply
731,287.26x = 1,097,068.23 × 331,956.09 - Step 4: Simplify right side
731,287.26x = 364,178,480,094.02 - Step 5: Solve for x
x = 364,178,480,094.02/731,287.26 - Step 6: Final answer
x = 497,996.48
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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.