Finding the Fourth Proportional to 762,537.68, 1,143,814.20 and 230,063.12
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Solution
The fourth proportional to 762,537.68, 1,143,814.20 and 230,063.12 is: 345,097.00
Step by Step Solution
- Step 1: Write the proportion equation
762,537.68 : 1,143,814.20 = 230,063.12 : x - Step 2: Convert to fraction form
762,537.68/1,143,814.20 = 230,063.12/x - Step 3: Cross multiply
762,537.68x = 1,143,814.20 × 230,063.12 - Step 4: Simplify right side
762,537.68x = 263,149,463,552.30 - Step 5: Solve for x
x = 263,149,463,552.30/762,537.68 - Step 6: Final answer
x = 345,097.00
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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.