Finding the Fourth Proportional to 267,107.10, 400,660.65 and 177,731.70
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Solution
The fourth proportional to 267,107.10, 400,660.65 and 177,731.70 is: 266,597.55
Step by Step Solution
- Step 1: Write the proportion equation
267,107.10 : 400,660.65 = 177,731.70 : x - Step 2: Convert to fraction form
267,107.10/400,660.65 = 177,731.70/x - Step 3: Cross multiply
267,107.10x = 400,660.65 × 177,731.70 - Step 4: Simplify right side
267,107.10x = 71,210,098,447.61 - Step 5: Solve for x
x = 71,210,098,447.61/267,107.10 - Step 6: Final answer
x = 266,597.55
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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.