Finding the Fourth Proportional to 481,518.36, 664,497.32 and 266,653.80
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Solution
The fourth proportional to 481,518.36, 664,497.32 and 266,653.80 is: 367,983.34
Step by Step Solution
- Step 1: Write the proportion equation
481,518.36 : 664,497.32 = 266,653.80 : x - Step 2: Convert to fraction form
481,518.36/664,497.32 = 266,653.80/x - Step 3: Cross multiply
481,518.36x = 664,497.32 × 266,653.80 - Step 4: Simplify right side
481,518.36x = 177,190,734,134.55 - Step 5: Solve for x
x = 177,190,734,134.55/481,518.36 - Step 6: Final answer
x = 367,983.34
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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.