Finding the Fourth Proportional to 328,507.44, 453,338.28 and 177,604.08
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Solution
The fourth proportional to 328,507.44, 453,338.28 and 177,604.08 is: 245,092.56
Step by Step Solution
- Step 1: Write the proportion equation
328,507.44 : 453,338.28 = 177,604.08 : x - Step 2: Convert to fraction form
328,507.44/453,338.28 = 177,604.08/x - Step 3: Cross multiply
328,507.44x = 453,338.28 × 177,604.08 - Step 4: Simplify right side
328,507.44x = 80,514,728,148.18 - Step 5: Solve for x
x = 80,514,728,148.18/328,507.44 - Step 6: Final answer
x = 245,092.56
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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.