Finding the Fourth Proportional to 330,964.94, 456,717.17 and 183,780.68
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Solution
The fourth proportional to 330,964.94, 456,717.17 and 183,780.68 is: 253,609.31
Step by Step Solution
- Step 1: Write the proportion equation
330,964.94 : 456,717.17 = 183,780.68 : x - Step 2: Convert to fraction form
330,964.94/456,717.17 = 183,780.68/x - Step 3: Cross multiply
330,964.94x = 456,717.17 × 183,780.68 - Step 4: Simplify right side
330,964.94x = 83,935,790,246.14 - Step 5: Solve for x
x = 83,935,790,246.14/330,964.94 - Step 6: Final answer
x = 253,609.31
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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.