Finding the Fourth Proportional to 248,843.80, 373,265.70 and 186,635.80
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Solution
The fourth proportional to 248,843.80, 373,265.70 and 186,635.80 is: 279,953.70
Step by Step Solution
- Step 1: Write the proportion equation
248,843.80 : 373,265.70 = 186,635.80 : x - Step 2: Convert to fraction form
248,843.80/373,265.70 = 186,635.80/x - Step 3: Cross multiply
248,843.80x = 373,265.70 × 186,635.80 - Step 4: Simplify right side
248,843.80x = 69,664,742,532.06 - Step 5: Solve for x
x = 69,664,742,532.06/248,843.80 - Step 6: Final answer
x = 279,953.70
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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.