Finding the Fourth Proportional to 434,676.94, 599,882.97 and 243,702.70
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Solution
The fourth proportional to 434,676.94, 599,882.97 and 243,702.70 is: 336,325.87
Step by Step Solution
- Step 1: Write the proportion equation
434,676.94 : 599,882.97 = 243,702.70 : x - Step 2: Convert to fraction form
434,676.94/599,882.97 = 243,702.70/x - Step 3: Cross multiply
434,676.94x = 599,882.97 × 243,702.70 - Step 4: Simplify right side
434,676.94x = 146,193,099,473.02 - Step 5: Solve for x
x = 146,193,099,473.02/434,676.94 - Step 6: Final answer
x = 336,325.87
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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.