Finding the Fourth Proportional to 346,511.97, 518,833.44 and 226,271.07
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Solution
The fourth proportional to 346,511.97, 518,833.44 and 226,271.07 is: 338,796.37
Step by Step Solution
- Step 1: Write the proportion equation
346,511.97 : 518,833.44 = 226,271.07 : x - Step 2: Convert to fraction form
346,511.97/518,833.44 = 226,271.07/x - Step 3: Cross multiply
346,511.97x = 518,833.44 × 226,271.07 - Step 4: Simplify right side
346,511.97x = 117,396,997,620.58 - Step 5: Solve for x
x = 117,396,997,620.58/346,511.97 - Step 6: Final answer
x = 338,796.37
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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.