Finding the Fourth Proportional to 348,425.36, 481,098.12 and 267,724.88
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Solution
The fourth proportional to 348,425.36, 481,098.12 and 267,724.88 is: 369,668.66
Step by Step Solution
- Step 1: Write the proportion equation
348,425.36 : 481,098.12 = 267,724.88 : x - Step 2: Convert to fraction form
348,425.36/481,098.12 = 267,724.88/x - Step 3: Cross multiply
348,425.36x = 481,098.12 × 267,724.88 - Step 4: Simplify right side
348,425.36x = 128,801,936,445.23 - Step 5: Solve for x
x = 128,801,936,445.23/348,425.36 - Step 6: Final answer
x = 369,668.66
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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.