Finding the Fourth Proportional to 328,329.70, 453,094.98 and 177,426.70
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Solution
The fourth proportional to 328,329.70, 453,094.98 and 177,426.70 is: 244,848.84
Step by Step Solution
- Step 1: Write the proportion equation
328,329.70 : 453,094.98 = 177,426.70 : x - Step 2: Convert to fraction form
328,329.70/453,094.98 = 177,426.70/x - Step 3: Cross multiply
328,329.70x = 453,094.98 × 177,426.70 - Step 4: Simplify right side
328,329.70x = 80,391,147,087.97 - Step 5: Solve for x
x = 80,391,147,087.97/328,329.70 - Step 6: Final answer
x = 244,848.84
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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.