Finding the Fourth Proportional to 345,072.93, 476,188.97 and 194,140.77
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Solution
The fourth proportional to 345,072.93, 476,188.97 and 194,140.77 is: 267,907.70
Step by Step Solution
- Step 1: Write the proportion equation
345,072.93 : 476,188.97 = 194,140.77 : x - Step 2: Convert to fraction form
345,072.93/476,188.97 = 194,140.77/x - Step 3: Cross multiply
345,072.93x = 476,188.97 × 194,140.77 - Step 4: Simplify right side
345,072.93x = 92,447,693,301.31 - Step 5: Solve for x
x = 92,447,693,301.31/345,072.93 - Step 6: Final answer
x = 267,907.70
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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.