Finding the Fourth Proportional to 201,903.70, 302,855.55 and 201,903.70
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Solution
The fourth proportional to 201,903.70, 302,855.55 and 201,903.70 is: 302,855.55
Step by Step Solution
- Step 1: Write the proportion equation
201,903.70 : 302,855.55 = 201,903.70 : x - Step 2: Convert to fraction form
201,903.70/302,855.55 = 201,903.70/x - Step 3: Cross multiply
201,903.70x = 302,855.55 × 201,903.70 - Step 4: Simplify right side
201,903.70x = 61,147,656,110.54 - Step 5: Solve for x
x = 61,147,656,110.54/201,903.70 - Step 6: Final answer
x = 302,855.55
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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.