Finding the Fourth Proportional to 901,893.79, 1,352,807.87 and 270,791.20
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Solution
The fourth proportional to 901,893.79, 1,352,807.87 and 270,791.20 is: 406,176.94
Step by Step Solution
- Step 1: Write the proportion equation
901,893.79 : 1,352,807.87 = 270,791.20 : x - Step 2: Convert to fraction form
901,893.79/1,352,807.87 = 270,791.20/x - Step 3: Cross multiply
901,893.79x = 1,352,807.87 × 270,791.20 - Step 4: Simplify right side
901,893.79x = 366,328,458,368.75 - Step 5: Solve for x
x = 366,328,458,368.75/901,893.79 - Step 6: Final answer
x = 406,176.94
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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.