Finding the Fourth Proportional to 261,548.87, 392,321.00 and 173,197.58
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Solution
The fourth proportional to 261,548.87, 392,321.00 and 173,197.58 is: 259,794.84
Step by Step Solution
- Step 1: Write the proportion equation
261,548.87 : 392,321.00 = 173,197.58 : x - Step 2: Convert to fraction form
261,548.87/392,321.00 = 173,197.58/x - Step 3: Cross multiply
261,548.87x = 392,321.00 × 173,197.58 - Step 4: Simplify right side
261,548.87x = 67,949,046,254.57 - Step 5: Solve for x
x = 67,949,046,254.57/261,548.87 - Step 6: Final answer
x = 259,794.84
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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.