Finding the Fourth Proportional to 328,529.56, 453,370.98 and 177,626.44
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Solution
The fourth proportional to 328,529.56, 453,370.98 and 177,626.44 is: 245,124.59
Step by Step Solution
- Step 1: Write the proportion equation
328,529.56 : 453,370.98 = 177,626.44 : x - Step 2: Convert to fraction form
328,529.56/453,370.98 = 177,626.44/x - Step 3: Cross multiply
328,529.56x = 453,370.98 × 177,626.44 - Step 4: Simplify right side
328,529.56x = 80,530,673,176.71 - Step 5: Solve for x
x = 80,530,673,176.71/328,529.56 - Step 6: Final answer
x = 245,124.59
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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.