Finding the Fourth Proportional to 628,716.87, 942,546.24 and 273,463.29
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Solution
The fourth proportional to 628,716.87, 942,546.24 and 273,463.29 is: 409,964.82
Step by Step Solution
- Step 1: Write the proportion equation
628,716.87 : 942,546.24 = 273,463.29 : x - Step 2: Convert to fraction form
628,716.87/942,546.24 = 273,463.29/x - Step 3: Cross multiply
628,716.87x = 942,546.24 × 273,463.29 - Step 4: Simplify right side
628,716.87x = 257,751,795,767.53 - Step 5: Solve for x
x = 257,751,795,767.53/628,716.87 - Step 6: Final answer
x = 409,964.82
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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.