Finding the Fourth Proportional to 603,720.46, 833,154.21 and 331,797.99
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Solution
The fourth proportional to 603,720.46, 833,154.21 and 331,797.99 is: 457,892.21
Step by Step Solution
- Step 1: Write the proportion equation
603,720.46 : 833,154.21 = 331,797.99 : x - Step 2: Convert to fraction form
603,720.46/833,154.21 = 331,797.99/x - Step 3: Cross multiply
603,720.46x = 833,154.21 × 331,797.99 - Step 4: Simplify right side
603,720.46x = 276,438,890,579.05 - Step 5: Solve for x
x = 276,438,890,579.05/603,720.46 - Step 6: Final answer
x = 457,892.21
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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.