Finding the Fourth Proportional to 522,224.21, 783,176.66 and 361,153.82
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Solution
The fourth proportional to 522,224.21, 783,176.66 and 361,153.82 is: 541,620.31
Step by Step Solution
- Step 1: Write the proportion equation
522,224.21 : 783,176.66 = 361,153.82 : x - Step 2: Convert to fraction form
522,224.21/783,176.66 = 361,153.82/x - Step 3: Cross multiply
522,224.21x = 783,176.66 × 361,153.82 - Step 4: Simplify right side
522,224.21x = 282,847,236,772.19 - Step 5: Solve for x
x = 282,847,236,772.19/522,224.21 - Step 6: Final answer
x = 541,620.31
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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.