Finding the Fourth Proportional to 617,907.96, 926,878.14 and 197,183.43
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Solution
The fourth proportional to 617,907.96, 926,878.14 and 197,183.43 is: 295,780.31
Step by Step Solution
- Step 1: Write the proportion equation
617,907.96 : 926,878.14 = 197,183.43 : x - Step 2: Convert to fraction form
617,907.96/926,878.14 = 197,183.43/x - Step 3: Cross multiply
617,907.96x = 926,878.14 × 197,183.43 - Step 4: Simplify right side
617,907.96x = 182,765,010,837.22 - Step 5: Solve for x
x = 182,765,010,837.22/617,907.96 - Step 6: Final answer
x = 295,780.31
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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.