Finding the Fourth Proportional to 246,284.60, 339,907.19 and 149,536.58
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Solution
The fourth proportional to 246,284.60, 339,907.19 and 149,536.58 is: 206,381.39
Step by Step Solution
- Step 1: Write the proportion equation
246,284.60 : 339,907.19 = 149,536.58 : x - Step 2: Convert to fraction form
246,284.60/339,907.19 = 149,536.58/x - Step 3: Cross multiply
246,284.60x = 339,907.19 × 149,536.58 - Step 4: Simplify right side
246,284.60x = 50,828,558,174.77 - Step 5: Solve for x
x = 50,828,558,174.77/246,284.60 - Step 6: Final answer
x = 206,381.39
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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.