Finding the Fourth Proportional to 490,822.36, 677,325.86 and 273,029.96
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Solution
The fourth proportional to 490,822.36, 677,325.86 and 273,029.96 is: 376,776.34
Step by Step Solution
- Step 1: Write the proportion equation
490,822.36 : 677,325.86 = 273,029.96 : x - Step 2: Convert to fraction form
490,822.36/677,325.86 = 273,029.96/x - Step 3: Cross multiply
490,822.36x = 677,325.86 × 273,029.96 - Step 4: Simplify right side
490,822.36x = 184,930,251,097.62 - Step 5: Solve for x
x = 184,930,251,097.62/490,822.36 - Step 6: Final answer
x = 376,776.34
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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.