Finding the Fourth Proportional to 270,825.41, 373,738.84 and 149,966.70
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Solution
The fourth proportional to 270,825.41, 373,738.84 and 149,966.70 is: 206,953.91
Step by Step Solution
- Step 1: Write the proportion equation
270,825.41 : 373,738.84 = 149,966.70 : x - Step 2: Convert to fraction form
270,825.41/373,738.84 = 149,966.70/x - Step 3: Cross multiply
270,825.41x = 373,738.84 × 149,966.70 - Step 4: Simplify right side
270,825.41x = 56,048,378,720.19 - Step 5: Solve for x
x = 56,048,378,720.19/270,825.41 - Step 6: Final answer
x = 206,953.91
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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.