Finding the Fourth Proportional to 767,257.58, 1,151,004.62 and 261,700.44
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Solution
The fourth proportional to 767,257.58, 1,151,004.62 and 261,700.44 is: 392,590.99
Step by Step Solution
- Step 1: Write the proportion equation
767,257.58 : 1,151,004.62 = 261,700.44 : x - Step 2: Convert to fraction form
767,257.58/1,151,004.62 = 261,700.44/x - Step 3: Cross multiply
767,257.58x = 1,151,004.62 × 261,700.44 - Step 4: Simplify right side
767,257.58x = 301,218,414,187.53 - Step 5: Solve for x
x = 301,218,414,187.53/767,257.58 - Step 6: Final answer
x = 392,590.99
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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.