Finding the Fourth Proportional to 328,080.21, 452,750.69 and 177,177.21
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Solution
The fourth proportional to 328,080.21, 452,750.69 and 177,177.21 is: 244,504.55
Step by Step Solution
- Step 1: Write the proportion equation
328,080.21 : 452,750.69 = 177,177.21 : x - Step 2: Convert to fraction form
328,080.21/452,750.69 = 177,177.21/x - Step 3: Cross multiply
328,080.21x = 452,750.69 × 177,177.21 - Step 4: Simplify right side
328,080.21x = 80,217,104,079.77 - Step 5: Solve for x
x = 80,217,104,079.77/328,080.21 - Step 6: Final answer
x = 244,504.55
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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.