Home / 829,359.44-1,244,036.96-230,320.88

Finding the Fourth Proportional to 829,359.44, 1,244,036.96 and 230,320.88

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Solution

The fourth proportional to 829,359.44, 1,244,036.96 and 230,320.88 is: 345,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,359.44 : 1,244,036.96 = 230,320.88 : x
  2. Step 2: Convert to fraction form
    829,359.44/1,244,036.96 = 230,320.88/x
  3. Step 3: Cross multiply
    829,359.44x = 1,244,036.96 × 230,320.88
  4. Step 4: Simplify right side
    829,359.44x = 286,527,687,379.73
  5. Step 5: Solve for x
    x = 286,527,687,379.73/829,359.44
  6. Step 6: Final answer
    x = 345,480.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.