Finding the Fourth Proportional to 701,014.84, 967,400.96 and 378,724.82
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Solution
The fourth proportional to 701,014.84, 967,400.96 and 378,724.82 is: 522,640.50
Step by Step Solution
- Step 1: Write the proportion equation
701,014.84 : 967,400.96 = 378,724.82 : x - Step 2: Convert to fraction form
701,014.84/967,400.96 = 378,724.82/x - Step 3: Cross multiply
701,014.84x = 967,400.96 × 378,724.82 - Step 4: Simplify right side
701,014.84x = 366,378,747,713.20 - Step 5: Solve for x
x = 366,378,747,713.20/701,014.84 - Step 6: Final answer
x = 522,640.50
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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.