Finding the Fourth Proportional to 456,759.26, 685,122.48 and 119,797.23
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Solution
The fourth proportional to 456,759.26, 685,122.48 and 119,797.23 is: 179,691.55
Step by Step Solution
- Step 1: Write the proportion equation
456,759.26 : 685,122.48 = 119,797.23 : x - Step 2: Convert to fraction form
456,759.26/685,122.48 = 119,797.23/x - Step 3: Cross multiply
456,759.26x = 685,122.48 × 119,797.23 - Step 4: Simplify right side
456,759.26x = 82,075,776,823.95 - Step 5: Solve for x
x = 82,075,776,823.95/456,759.26 - Step 6: Final answer
x = 179,691.55
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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.