Finding the Fourth Proportional to 328,867.26, 453,837.22 and 177,964.26
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Solution
The fourth proportional to 328,867.26, 453,837.22 and 177,964.26 is: 245,590.90
Step by Step Solution
- Step 1: Write the proportion equation
328,867.26 : 453,837.22 = 177,964.26 : x - Step 2: Convert to fraction form
328,867.26/453,837.22 = 177,964.26/x - Step 3: Cross multiply
328,867.26x = 453,837.22 × 177,964.26 - Step 4: Simplify right side
328,867.26x = 80,766,805,017.76 - Step 5: Solve for x
x = 80,766,805,017.76/328,867.26 - Step 6: Final answer
x = 245,590.90
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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.