Finding the Fourth Proportional to 515,759.64, 773,797.82 and 246,231.68
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Solution
The fourth proportional to 515,759.64, 773,797.82 and 246,231.68 is: 369,423.12
Step by Step Solution
- Step 1: Write the proportion equation
515,759.64 : 773,797.82 = 246,231.68 : x - Step 2: Convert to fraction form
515,759.64/773,797.82 = 246,231.68/x - Step 3: Cross multiply
515,759.64x = 773,797.82 × 246,231.68 - Step 4: Simplify right side
515,759.64x = 190,533,537,198.94 - Step 5: Solve for x
x = 190,533,537,198.94/515,759.64 - Step 6: Final answer
x = 369,423.12
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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.