Finding the Fourth Proportional to 397,202.44, 595,468.02 and 172,392.88
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Solution
The fourth proportional to 397,202.44, 595,468.02 and 172,392.88 is: 258,443.65
Step by Step Solution
- Step 1: Write the proportion equation
397,202.44 : 595,468.02 = 172,392.88 : x - Step 2: Convert to fraction form
397,202.44/595,468.02 = 172,392.88/x - Step 3: Cross multiply
397,202.44x = 595,468.02 × 172,392.88 - Step 4: Simplify right side
397,202.44x = 102,654,446,915.70 - Step 5: Solve for x
x = 102,654,446,915.70/397,202.44 - Step 6: Final answer
x = 258,443.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.