Finding the Fourth Proportional to 677,474.26, 1,016,604.95 and 303,497.26
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Solution
The fourth proportional to 677,474.26, 1,016,604.95 and 303,497.26 is: 455,422.19
Step by Step Solution
- Step 1: Write the proportion equation
677,474.26 : 1,016,604.95 = 303,497.26 : x - Step 2: Convert to fraction form
677,474.26/1,016,604.95 = 303,497.26/x - Step 3: Cross multiply
677,474.26x = 1,016,604.95 × 303,497.26 - Step 4: Simplify right side
677,474.26x = 308,536,812,768.44 - Step 5: Solve for x
x = 308,536,812,768.44/677,474.26 - Step 6: Final answer
x = 455,422.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.