Finding the Fourth Proportional to 292,037.22, 438,043.68 and 159,755.58
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Solution
The fourth proportional to 292,037.22, 438,043.68 and 159,755.58 is: 239,626.72
Step by Step Solution
- Step 1: Write the proportion equation
292,037.22 : 438,043.68 = 159,755.58 : x - Step 2: Convert to fraction form
292,037.22/438,043.68 = 159,755.58/x - Step 3: Cross multiply
292,037.22x = 438,043.68 × 159,755.58 - Step 4: Simplify right side
292,037.22x = 69,979,922,163.73 - Step 5: Solve for x
x = 69,979,922,163.73/292,037.22 - Step 6: Final answer
x = 239,626.72
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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.