Finding the Fourth Proportional to 328,877.44, 453,852.28 and 177,974.44
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Solution
The fourth proportional to 328,877.44, 453,852.28 and 177,974.44 is: 245,605.49
Step by Step Solution
- Step 1: Write the proportion equation
328,877.44 : 453,852.28 = 177,974.44 : x - Step 2: Convert to fraction form
328,877.44/453,852.28 = 177,974.44/x - Step 3: Cross multiply
328,877.44x = 453,852.28 × 177,974.44 - Step 4: Simplify right side
328,877.44x = 80,774,105,375.72 - Step 5: Solve for x
x = 80,774,105,375.72/328,877.44 - Step 6: Final answer
x = 245,605.49
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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.