Finding the Fourth Proportional to 751,334.44, 1,036,974.68 and 569,740.20
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Solution
The fourth proportional to 751,334.44, 1,036,974.68 and 569,740.20 is: 786,342.45
Step by Step Solution
- Step 1: Write the proportion equation
751,334.44 : 1,036,974.68 = 569,740.20 : x - Step 2: Convert to fraction form
751,334.44/1,036,974.68 = 569,740.20/x - Step 3: Cross multiply
751,334.44x = 1,036,974.68 × 569,740.20 - Step 4: Simplify right side
751,334.44x = 590,806,161,578.14 - Step 5: Solve for x
x = 590,806,161,578.14/751,334.44 - Step 6: Final answer
x = 786,342.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.