Finding the Fourth Proportional to 481,283.68, 664,163.44 and 266,419.20
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Solution
The fourth proportional to 481,283.68, 664,163.44 and 266,419.20 is: 367,654.05
Step by Step Solution
- Step 1: Write the proportion equation
481,283.68 : 664,163.44 = 266,419.20 : x - Step 2: Convert to fraction form
481,283.68/664,163.44 = 266,419.20/x - Step 3: Cross multiply
481,283.68x = 664,163.44 × 266,419.20 - Step 4: Simplify right side
481,283.68x = 176,945,892,354.05 - Step 5: Solve for x
x = 176,945,892,354.05/481,283.68 - Step 6: Final answer
x = 367,654.05
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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.