Finding the Fourth Proportional to 454,037.70, 681,056.55 and 254,747.33
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Solution
The fourth proportional to 454,037.70, 681,056.55 and 254,747.33 is: 382,120.99
Step by Step Solution
- Step 1: Write the proportion equation
454,037.70 : 681,056.55 = 254,747.33 : x - Step 2: Convert to fraction form
454,037.70/681,056.55 = 254,747.33/x - Step 3: Cross multiply
454,037.70x = 681,056.55 × 254,747.33 - Step 4: Simplify right side
454,037.70x = 173,497,334,286.23 - Step 5: Solve for x
x = 173,497,334,286.23/454,037.70 - Step 6: Final answer
x = 382,120.99
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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.