Finding the Fourth Proportional to 533,122.54, 799,725.12 and 178,137.80
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Solution
The fourth proportional to 533,122.54, 799,725.12 and 178,137.80 is: 267,220.50
Step by Step Solution
- Step 1: Write the proportion equation
533,122.54 : 799,725.12 = 178,137.80 : x - Step 2: Convert to fraction form
533,122.54/799,725.12 = 178,137.80/x - Step 3: Cross multiply
533,122.54x = 799,725.12 × 178,137.80 - Step 4: Simplify right side
533,122.54x = 142,461,273,481.54 - Step 5: Solve for x
x = 142,461,273,481.54/533,122.54 - Step 6: Final answer
x = 267,220.50
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1.5x scale
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.