Finding the Fourth Proportional to 345,174.97, 476,341.21 and 201,962.62
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Solution
The fourth proportional to 345,174.97, 476,341.21 and 201,962.62 is: 278,708.26
Step by Step Solution
- Step 1: Write the proportion equation
345,174.97 : 476,341.21 = 201,962.62 : x - Step 2: Convert to fraction form
345,174.97/476,341.21 = 201,962.62/x - Step 3: Cross multiply
345,174.97x = 476,341.21 × 201,962.62 - Step 4: Simplify right side
345,174.97x = 96,203,115,817.99 - Step 5: Solve for x
x = 96,203,115,817.99/345,174.97 - Step 6: Final answer
x = 278,708.26
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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.