Finding the Fourth Proportional to 764,972.28, 1,147,589.64 and 232,546.32
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Solution
The fourth proportional to 764,972.28, 1,147,589.64 and 232,546.32 is: 348,859.37
Step by Step Solution
- Step 1: Write the proportion equation
764,972.28 : 1,147,589.64 = 232,546.32 : x - Step 2: Convert to fraction form
764,972.28/1,147,589.64 = 232,546.32/x - Step 3: Cross multiply
764,972.28x = 1,147,589.64 × 232,546.32 - Step 4: Simplify right side
764,972.28x = 266,867,747,652.13 - Step 5: Solve for x
x = 266,867,747,652.13/764,972.28 - Step 6: Final answer
x = 348,859.37
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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.