Finding the Fourth Proportional to 269,011.97, 403,367.28 and 124,763.12
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Solution
The fourth proportional to 269,011.97, 403,367.28 and 124,763.12 is: 187,074.80
Step by Step Solution
- Step 1: Write the proportion equation
269,011.97 : 403,367.28 = 124,763.12 : x - Step 2: Convert to fraction form
269,011.97/403,367.28 = 124,763.12/x - Step 3: Cross multiply
269,011.97x = 403,367.28 × 124,763.12 - Step 4: Simplify right side
269,011.97x = 50,325,358,341.88 - Step 5: Solve for x
x = 50,325,358,341.88/269,011.97 - Step 6: Final answer
x = 187,074.80
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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.