Finding the Fourth Proportional to 603,919.62, 833,419.62 and 331,998.98
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Solution
The fourth proportional to 603,919.62, 833,419.62 and 331,998.98 is: 458,164.39
Step by Step Solution
- Step 1: Write the proportion equation
603,919.62 : 833,419.62 = 331,998.98 : x - Step 2: Convert to fraction form
603,919.62/833,419.62 = 331,998.98/x - Step 3: Cross multiply
603,919.62x = 833,419.62 × 331,998.98 - Step 4: Simplify right side
603,919.62x = 276,694,463,751.99 - Step 5: Solve for x
x = 276,694,463,751.99/603,919.62 - Step 6: Final answer
x = 458,164.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.