Finding the Fourth Proportional to 397,311.24, 595,953.49 and 172,671.70
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Solution
The fourth proportional to 397,311.24, 595,953.49 and 172,671.70 is: 259,001.74
Step by Step Solution
- Step 1: Write the proportion equation
397,311.24 : 595,953.49 = 172,671.70 : x - Step 2: Convert to fraction form
397,311.24/595,953.49 = 172,671.70/x - Step 3: Cross multiply
397,311.24x = 595,953.49 × 172,671.70 - Step 4: Simplify right side
397,311.24x = 102,904,302,239.23 - Step 5: Solve for x
x = 102,904,302,239.23/397,311.24 - Step 6: Final answer
x = 259,001.74
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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.