Finding the Fourth Proportional to 328,874.63, 453,847.59 and 177,971.63
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Solution
The fourth proportional to 328,874.63, 453,847.59 and 177,971.63 is: 245,601.17
Step by Step Solution
- Step 1: Write the proportion equation
328,874.63 : 453,847.59 = 177,971.63 : x - Step 2: Convert to fraction form
328,874.63/453,847.59 = 177,971.63/x - Step 3: Cross multiply
328,874.63x = 453,847.59 × 177,971.63 - Step 4: Simplify right side
328,874.63x = 80,771,993,094.63 - Step 5: Solve for x
x = 80,771,993,094.63/328,874.63 - Step 6: Final answer
x = 245,601.17
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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.