Finding the Fourth Proportional to 481,065.87, 663,860.97 and 266,205.81
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Solution
The fourth proportional to 481,065.87, 663,860.97 and 266,205.81 is: 367,358.52
Step by Step Solution
- Step 1: Write the proportion equation
481,065.87 : 663,860.97 = 266,205.81 : x - Step 2: Convert to fraction form
481,065.87/663,860.97 = 266,205.81/x - Step 3: Cross multiply
481,065.87x = 663,860.97 × 266,205.81 - Step 4: Simplify right side
481,065.87x = 176,723,647,246.24 - Step 5: Solve for x
x = 176,723,647,246.24/481,065.87 - Step 6: Final answer
x = 367,358.52
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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.