Finding the Fourth Proportional to 276,884.52, 415,339.97 and 134,560.23
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Solution
The fourth proportional to 276,884.52, 415,339.97 and 134,560.23 is: 201,846.75
Step by Step Solution
- Step 1: Write the proportion equation
276,884.52 : 415,339.97 = 134,560.23 : x - Step 2: Convert to fraction form
276,884.52/415,339.97 = 134,560.23/x - Step 3: Cross multiply
276,884.52x = 415,339.97 × 134,560.23 - Step 4: Simplify right side
276,884.52x = 55,888,241,218.59 - Step 5: Solve for x
x = 55,888,241,218.59/276,884.52 - Step 6: Final answer
x = 201,846.75
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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.