Finding the Fourth Proportional to 481,221.06, 664,154.94 and 277,232.28
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Solution
The fourth proportional to 481,221.06, 664,154.94 and 277,232.28 is: 382,620.80
Step by Step Solution
- Step 1: Write the proportion equation
481,221.06 : 664,154.94 = 277,232.28 : x - Step 2: Convert to fraction form
481,221.06/664,154.94 = 277,232.28/x - Step 3: Cross multiply
481,221.06x = 664,154.94 × 277,232.28 - Step 4: Simplify right side
481,221.06x = 184,125,188,289.46 - Step 5: Solve for x
x = 184,125,188,289.46/481,221.06 - Step 6: Final answer
x = 382,620.80
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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.