Home / 330,848.64-456,546.24-194,894.40

Finding the Fourth Proportional to 330,848.64, 456,546.24 and 194,894.40

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Solution

The fourth proportional to 330,848.64, 456,546.24 and 194,894.40 is: 268,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,848.64 : 456,546.24 = 194,894.40 : x
  2. Step 2: Convert to fraction form
    330,848.64/456,546.24 = 194,894.40/x
  3. Step 3: Cross multiply
    330,848.64x = 456,546.24 × 194,894.40
  4. Step 4: Simplify right side
    330,848.64x = 88,978,305,517.06
  5. Step 5: Solve for x
    x = 88,978,305,517.06/330,848.64
  6. Step 6: Final answer
    x = 268,939.61

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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.