Finding the Fourth Proportional to 297,964.13, 411,190.50 and 163,828.13
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Solution
The fourth proportional to 297,964.13, 411,190.50 and 163,828.13 is: 226,082.82
Step by Step Solution
- Step 1: Write the proportion equation
297,964.13 : 411,190.50 = 163,828.13 : x - Step 2: Convert to fraction form
297,964.13/411,190.50 = 163,828.13/x - Step 3: Cross multiply
297,964.13x = 411,190.50 × 163,828.13 - Step 4: Simplify right side
297,964.13x = 67,364,568,632.81 - Step 5: Solve for x
x = 67,364,568,632.81/297,964.13 - Step 6: Final answer
x = 226,082.82
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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.