Finding the Fourth Proportional to 481,293.19, 664,221.50 and 274,566.14
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Solution
The fourth proportional to 481,293.19, 664,221.50 and 274,566.14 is: 378,922.32
Step by Step Solution
- Step 1: Write the proportion equation
481,293.19 : 664,221.50 = 274,566.14 : x - Step 2: Convert to fraction form
481,293.19/664,221.50 = 274,566.14/x - Step 3: Cross multiply
481,293.19x = 664,221.50 × 274,566.14 - Step 4: Simplify right side
481,293.19x = 182,372,732,186.53 - Step 5: Solve for x
x = 182,372,732,186.53/481,293.19 - Step 6: Final answer
x = 378,922.32
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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.