Finding the Fourth Proportional to 328,796.88, 453,739.69 and 177,893.88
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Solution
The fourth proportional to 328,796.88, 453,739.69 and 177,893.88 is: 245,493.55
Step by Step Solution
- Step 1: Write the proportion equation
328,796.88 : 453,739.69 = 177,893.88 : x - Step 2: Convert to fraction form
328,796.88/453,739.69 = 177,893.88/x - Step 3: Cross multiply
328,796.88x = 453,739.69 × 177,893.88 - Step 4: Simplify right side
328,796.88x = 80,717,513,964.10 - Step 5: Solve for x
x = 80,717,513,964.10/328,796.88 - Step 6: Final answer
x = 245,493.55
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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.