Finding the Fourth Proportional to 701,026.74, 967,415.70 and 378,735.84
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Solution
The fourth proportional to 701,026.74, 967,415.70 and 378,735.84 is: 522,654.81
Step by Step Solution
- Step 1: Write the proportion equation
701,026.74 : 967,415.70 = 378,735.84 : x - Step 2: Convert to fraction form
701,026.74/967,415.70 = 378,735.84/x - Step 3: Cross multiply
701,026.74x = 967,415.70 × 378,735.84 - Step 4: Simplify right side
701,026.74x = 366,394,997,768.69 - Step 5: Solve for x
x = 366,394,997,768.69/701,026.74 - Step 6: Final answer
x = 522,654.81
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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.