Finding the Fourth Proportional to 455,163.00, 683,048.85 and 188,923.54
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Solution
The fourth proportional to 455,163.00, 683,048.85 and 188,923.54 is: 283,511.64
Step by Step Solution
- Step 1: Write the proportion equation
455,163.00 : 683,048.85 = 188,923.54 : x - Step 2: Convert to fraction form
455,163.00/683,048.85 = 188,923.54/x - Step 3: Cross multiply
455,163.00x = 683,048.85 × 188,923.54 - Step 4: Simplify right side
455,163.00x = 129,044,006,662.26 - Step 5: Solve for x
x = 129,044,006,662.26/455,163.00 - Step 6: Final answer
x = 283,511.64
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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.