Finding the Fourth Proportional to 371,291.34, 512,383.36 and 201,525.44
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Solution
The fourth proportional to 371,291.34, 512,383.36 and 201,525.44 is: 278,105.82
Step by Step Solution
- Step 1: Write the proportion equation
371,291.34 : 512,383.36 = 201,525.44 : x - Step 2: Convert to fraction form
371,291.34/512,383.36 = 201,525.44/x - Step 3: Cross multiply
371,291.34x = 512,383.36 × 201,525.44 - Step 4: Simplify right side
371,291.34x = 103,258,282,072.68 - Step 5: Solve for x
x = 103,258,282,072.68/371,291.34 - Step 6: Final answer
x = 278,105.82
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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.