Finding the Fourth Proportional to 296,930.63, 409,765.39 and 160,964.84
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Solution
The fourth proportional to 296,930.63, 409,765.39 and 160,964.84 is: 222,132.08
Step by Step Solution
- Step 1: Write the proportion equation
296,930.63 : 409,765.39 = 160,964.84 : x - Step 2: Convert to fraction form
296,930.63/409,765.39 = 160,964.84/x - Step 3: Cross multiply
296,930.63x = 409,765.39 × 160,964.84 - Step 4: Simplify right side
296,930.63x = 65,957,817,987.65 - Step 5: Solve for x
x = 65,957,817,987.65/296,930.63 - Step 6: Final answer
x = 222,132.08
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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.