Finding the Fourth Proportional to 463,928.31, 694,711.15 and 305,676.99
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Solution
The fourth proportional to 463,928.31, 694,711.15 and 305,676.99 is: 457,737.13
Step by Step Solution
- Step 1: Write the proportion equation
463,928.31 : 694,711.15 = 305,676.99 : x - Step 2: Convert to fraction form
463,928.31/694,711.15 = 305,676.99/x - Step 3: Cross multiply
463,928.31x = 694,711.15 × 305,676.99 - Step 4: Simplify right side
463,928.31x = 212,357,212,487.25 - Step 5: Solve for x
x = 212,357,212,487.25/463,928.31 - Step 6: Final answer
x = 457,737.13
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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.