Finding the Fourth Proportional to 701,177.21, 967,624.51 and 378,887.30
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Solution
The fourth proportional to 701,177.21, 967,624.51 and 378,887.30 is: 522,864.45
Step by Step Solution
- Step 1: Write the proportion equation
701,177.21 : 967,624.51 = 378,887.30 : x - Step 2: Convert to fraction form
701,177.21/967,624.51 = 378,887.30/x - Step 3: Cross multiply
701,177.21x = 967,624.51 × 378,887.30 - Step 4: Simplify right side
701,177.21x = 366,620,635,850.97 - Step 5: Solve for x
x = 366,620,635,850.97/701,177.21 - Step 6: Final answer
x = 522,864.45
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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.