Finding the Fourth Proportional to 201,218.70, 301,828.05 and 201,218.70
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Solution
The fourth proportional to 201,218.70, 301,828.05 and 201,218.70 is: 301,828.05
Step by Step Solution
- Step 1: Write the proportion equation
201,218.70 : 301,828.05 = 201,218.70 : x - Step 2: Convert to fraction form
201,218.70/301,828.05 = 201,218.70/x - Step 3: Cross multiply
201,218.70x = 301,828.05 × 201,218.70 - Step 4: Simplify right side
201,218.70x = 60,733,447,844.54 - Step 5: Solve for x
x = 60,733,447,844.54/201,218.70 - Step 6: Final answer
x = 301,828.05
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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.