Finding the Fourth Proportional to 481,318.83, 664,289.49 and 277,330.68
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Solution
The fourth proportional to 481,318.83, 664,289.49 and 277,330.68 is: 382,756.39
Step by Step Solution
- Step 1: Write the proportion equation
481,318.83 : 664,289.49 = 277,330.68 : x - Step 2: Convert to fraction form
481,318.83/664,289.49 = 277,330.68/x - Step 3: Cross multiply
481,318.83x = 664,289.49 × 277,330.68 - Step 4: Simplify right side
481,318.83x = 184,227,855,978.55 - Step 5: Solve for x
x = 184,227,855,978.55/481,318.83 - Step 6: Final answer
x = 382,756.39
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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.