Finding the Fourth Proportional to 352,286.84, 486,140.46 and 201,393.56
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Solution
The fourth proportional to 352,286.84, 486,140.46 and 201,393.56 is: 277,914.32
Step by Step Solution
- Step 1: Write the proportion equation
352,286.84 : 486,140.46 = 201,393.56 : x - Step 2: Convert to fraction form
352,286.84/486,140.46 = 201,393.56/x - Step 3: Cross multiply
352,286.84x = 486,140.46 × 201,393.56 - Step 4: Simplify right side
352,286.84x = 97,905,557,899.44 - Step 5: Solve for x
x = 97,905,557,899.44/352,286.84 - Step 6: Final answer
x = 277,914.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.