Finding the Fourth Proportional to 481,590.09, 664,568.58 and 263,787.50
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Solution
The fourth proportional to 481,590.09, 664,568.58 and 263,787.50 is: 364,012.65
Step by Step Solution
- Step 1: Write the proportion equation
481,590.09 : 664,568.58 = 263,787.50 : x - Step 2: Convert to fraction form
481,590.09/664,568.58 = 263,787.50/x - Step 3: Cross multiply
481,590.09x = 664,568.58 × 263,787.50 - Step 4: Simplify right side
481,590.09x = 175,304,886,947.38 - Step 5: Solve for x
x = 175,304,886,947.38/481,590.09 - Step 6: Final answer
x = 364,012.65
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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.