Finding the Fourth Proportional to 481,261.70, 664,112.62 and 266,388.95
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Solution
The fourth proportional to 481,261.70, 664,112.62 and 266,388.95 is: 367,600.96
Step by Step Solution
- Step 1: Write the proportion equation
481,261.70 : 664,112.62 = 266,388.95 : x - Step 2: Convert to fraction form
481,261.70/664,112.62 = 266,388.95/x - Step 3: Cross multiply
481,261.70x = 664,112.62 × 266,388.95 - Step 4: Simplify right side
481,261.70x = 176,912,265,516.82 - Step 5: Solve for x
x = 176,912,265,516.82/481,261.70 - Step 6: Final answer
x = 367,600.96
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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.