Finding the Fourth Proportional to 201,874.70, 302,812.05 and 201,874.70
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Solution
The fourth proportional to 201,874.70, 302,812.05 and 201,874.70 is: 302,812.05
Step by Step Solution
- Step 1: Write the proportion equation
201,874.70 : 302,812.05 = 201,874.70 : x - Step 2: Convert to fraction form
201,874.70/302,812.05 = 201,874.70/x - Step 3: Cross multiply
201,874.70x = 302,812.05 × 201,874.70 - Step 4: Simplify right side
201,874.70x = 61,130,091,750.14 - Step 5: Solve for x
x = 61,130,091,750.14/201,874.70 - Step 6: Final answer
x = 302,812.05
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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.