Finding the Fourth Proportional to 397,310.96, 595,953.24 and 172,671.62
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Solution
The fourth proportional to 397,310.96, 595,953.24 and 172,671.62 is: 259,001.69
Step by Step Solution
- Step 1: Write the proportion equation
397,310.96 : 595,953.24 = 172,671.62 : x - Step 2: Convert to fraction form
397,310.96/595,953.24 = 172,671.62/x - Step 3: Cross multiply
397,310.96x = 595,953.24 × 172,671.62 - Step 4: Simplify right side
397,310.96x = 102,904,211,395.05 - Step 5: Solve for x
x = 102,904,211,395.05/397,310.96 - Step 6: Final answer
x = 259,001.69
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1.5x scale
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.