Finding the Fourth Proportional to 459,755.14, 688,736.04 and 259,469.68
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Solution
The fourth proportional to 459,755.14, 688,736.04 and 259,469.68 is: 388,698.47
Step by Step Solution
- Step 1: Write the proportion equation
459,755.14 : 688,736.04 = 259,469.68 : x - Step 2: Convert to fraction form
459,755.14/688,736.04 = 259,469.68/x - Step 3: Cross multiply
459,755.14x = 688,736.04 × 259,469.68 - Step 4: Simplify right side
459,755.14x = 178,706,118,605.92 - Step 5: Solve for x
x = 178,706,118,605.92/459,755.14 - Step 6: Final answer
x = 388,698.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.