Finding the Fourth Proportional to 327,630.78, 452,021.36 and 267,097.06
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Solution
The fourth proportional to 327,630.78, 452,021.36 and 267,097.06 is: 368,504.99
Step by Step Solution
- Step 1: Write the proportion equation
327,630.78 : 452,021.36 = 267,097.06 : x - Step 2: Convert to fraction form
327,630.78/452,021.36 = 267,097.06/x - Step 3: Cross multiply
327,630.78x = 452,021.36 × 267,097.06 - Step 4: Simplify right side
327,630.78x = 120,733,576,313.20 - Step 5: Solve for x
x = 120,733,576,313.20/327,630.78 - Step 6: Final answer
x = 368,504.99
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1.5x scale
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.