Finding the Fourth Proportional to 327,206.13, 451,396.86 and 191,178.92
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Solution
The fourth proportional to 327,206.13, 451,396.86 and 191,178.92 is: 263,740.66
Step by Step Solution
- Step 1: Write the proportion equation
327,206.13 : 451,396.86 = 191,178.92 : x - Step 2: Convert to fraction form
327,206.13/451,396.86 = 191,178.92/x - Step 3: Cross multiply
327,206.13x = 451,396.86 × 191,178.92 - Step 4: Simplify right side
327,206.13x = 86,297,561,929.21 - Step 5: Solve for x
x = 86,297,561,929.21/327,206.13 - Step 6: Final answer
x = 263,740.66
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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.