Finding the Fourth Proportional to 474,958.52, 655,437.83 and 257,163.44
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Solution
The fourth proportional to 474,958.52, 655,437.83 and 257,163.44 is: 354,882.88
Step by Step Solution
- Step 1: Write the proportion equation
474,958.52 : 655,437.83 = 257,163.44 : x - Step 2: Convert to fraction form
474,958.52/655,437.83 = 257,163.44/x - Step 3: Cross multiply
474,958.52x = 655,437.83 × 257,163.44 - Step 4: Simplify right side
474,958.52x = 168,554,647,068.94 - Step 5: Solve for x
x = 168,554,647,068.94/474,958.52 - Step 6: Final answer
x = 354,882.88
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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.