Finding the Fourth Proportional to 449,756.97, 674,638.36 and 179,907.65
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Solution
The fourth proportional to 449,756.97, 674,638.36 and 179,907.65 is: 269,862.64
Step by Step Solution
- Step 1: Write the proportion equation
449,756.97 : 674,638.36 = 179,907.65 : x - Step 2: Convert to fraction form
449,756.97/674,638.36 = 179,907.65/x - Step 3: Cross multiply
449,756.97x = 674,638.36 × 179,907.65 - Step 4: Simplify right side
449,756.97x = 121,372,604,449.23 - Step 5: Solve for x
x = 121,372,604,449.23/449,756.97 - Step 6: Final answer
x = 269,862.64
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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.