Finding the Fourth Proportional to 267,295.80, 368,868.09 and 159,865.84
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Solution
The fourth proportional to 267,295.80, 368,868.09 and 159,865.84 is: 220,614.79
Step by Step Solution
- Step 1: Write the proportion equation
267,295.80 : 368,868.09 = 159,865.84 : x - Step 2: Convert to fraction form
267,295.80/368,868.09 = 159,865.84/x - Step 3: Cross multiply
267,295.80x = 368,868.09 × 159,865.84 - Step 4: Simplify right side
267,295.80x = 58,969,407,057.05 - Step 5: Solve for x
x = 58,969,407,057.05/267,295.80 - Step 6: Final answer
x = 220,614.79
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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.