Finding the Fourth Proportional to 481,481.37, 664,444.26 and 266,621.58
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Solution
The fourth proportional to 481,481.37, 664,444.26 and 266,621.58 is: 367,937.76
Step by Step Solution
- Step 1: Write the proportion equation
481,481.37 : 664,444.26 = 266,621.58 : x - Step 2: Convert to fraction form
481,481.37/664,444.26 = 266,621.58/x - Step 3: Cross multiply
481,481.37x = 664,444.26 × 266,621.58 - Step 4: Simplify right side
481,481.37x = 177,155,178,423.13 - Step 5: Solve for x
x = 177,155,178,423.13/481,481.37 - Step 6: Final answer
x = 367,937.76
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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.