Finding the Fourth Proportional to 701,366.21, 967,239.61 and 442,793.94
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Solution
The fourth proportional to 701,366.21, 967,239.61 and 442,793.94 is: 610,647.95
Step by Step Solution
- Step 1: Write the proportion equation
701,366.21 : 967,239.61 = 442,793.94 : x - Step 2: Convert to fraction form
701,366.21/967,239.61 = 442,793.94/x - Step 3: Cross multiply
701,366.21x = 967,239.61 × 442,793.94 - Step 4: Simplify right side
701,366.21x = 428,287,837,835.96 - Step 5: Solve for x
x = 428,287,837,835.96/701,366.21 - Step 6: Final answer
x = 610,647.95
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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.