Finding the Fourth Proportional to 767,661.44, 1,151,623.36 and 262,194.68
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Solution
The fourth proportional to 767,661.44, 1,151,623.36 and 262,194.68 is: 393,336.83
Step by Step Solution
- Step 1: Write the proportion equation
767,661.44 : 1,151,623.36 = 262,194.68 : x - Step 2: Convert to fraction form
767,661.44/1,151,623.36 = 262,194.68/x - Step 3: Cross multiply
767,661.44x = 1,151,623.36 × 262,194.68 - Step 4: Simplify right side
767,661.44x = 301,949,518,355.73 - Step 5: Solve for x
x = 301,949,518,355.73/767,661.44 - Step 6: Final answer
x = 393,336.83
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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.