Finding the Fourth Proportional to 276,883.27, 415,338.09 and 134,558.98
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Solution
The fourth proportional to 276,883.27, 415,338.09 and 134,558.98 is: 201,844.88
Step by Step Solution
- Step 1: Write the proportion equation
276,883.27 : 415,338.09 = 134,558.98 : x - Step 2: Convert to fraction form
276,883.27/415,338.09 = 134,558.98/x - Step 3: Cross multiply
276,883.27x = 415,338.09 × 134,558.98 - Step 4: Simplify right side
276,883.27x = 55,887,468,707.20 - Step 5: Solve for x
x = 55,887,468,707.20/276,883.27 - Step 6: Final answer
x = 201,844.88
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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.