Home / 829,967.74-1,244,995.74-261,393.30

Finding the Fourth Proportional to 829,967.74, 1,244,995.74 and 261,393.30

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Solution

The fourth proportional to 829,967.74, 1,244,995.74 and 261,393.30 is: 392,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,967.74 : 1,244,995.74 = 261,393.30 : x
  2. Step 2: Convert to fraction form
    829,967.74/1,244,995.74 = 261,393.30/x
  3. Step 3: Cross multiply
    829,967.74x = 1,244,995.74 × 261,393.30
  4. Step 4: Simplify right side
    829,967.74x = 325,433,544,964.54
  5. Step 5: Solve for x
    x = 325,433,544,964.54/829,967.74
  6. Step 6: Final answer
    x = 392,103.85

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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.