Finding the Fourth Proportional to 326,928.15, 451,103.99 and 183,694.23
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Solution
The fourth proportional to 326,928.15, 451,103.99 and 183,694.23 is: 253,466.09
Step by Step Solution
- Step 1: Write the proportion equation
326,928.15 : 451,103.99 = 183,694.23 : x - Step 2: Convert to fraction form
326,928.15/451,103.99 = 183,694.23/x - Step 3: Cross multiply
326,928.15x = 451,103.99 × 183,694.23 - Step 4: Simplify right side
326,928.15x = 82,865,199,174.51 - Step 5: Solve for x
x = 82,865,199,174.51/326,928.15 - Step 6: Final answer
x = 253,466.09
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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.