Finding the Fourth Proportional to 481,651.32, 664,684.14 and 266,794.68
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Solution
The fourth proportional to 481,651.32, 664,684.14 and 266,794.68 is: 368,179.60
Step by Step Solution
- Step 1: Write the proportion equation
481,651.32 : 664,684.14 = 266,794.68 : x - Step 2: Convert to fraction form
481,651.32/664,684.14 = 266,794.68/x - Step 3: Cross multiply
481,651.32x = 664,684.14 × 266,794.68 - Step 4: Simplify right side
481,651.32x = 177,334,192,432.38 - Step 5: Solve for x
x = 177,334,192,432.38/481,651.32 - Step 6: Final answer
x = 368,179.60
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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.