Finding the Fourth Proportional to 254,216.80, 381,325.20 and 201,072.70
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Solution
The fourth proportional to 254,216.80, 381,325.20 and 201,072.70 is: 301,609.05
Step by Step Solution
- Step 1: Write the proportion equation
254,216.80 : 381,325.20 = 201,072.70 : x - Step 2: Convert to fraction form
254,216.80/381,325.20 = 201,072.70/x - Step 3: Cross multiply
254,216.80x = 381,325.20 × 201,072.70 - Step 4: Simplify right side
254,216.80x = 76,674,087,542.04 - Step 5: Solve for x
x = 76,674,087,542.04/254,216.80 - Step 6: Final answer
x = 301,609.05
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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.