Home / 766,722.09-1,150,308.59-226,992.09

Finding the Fourth Proportional to 766,722.09, 1,150,308.59 and 226,992.09

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Solution

The fourth proportional to 766,722.09, 1,150,308.59 and 226,992.09 is: 340,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,722.09 : 1,150,308.59 = 226,992.09 : x
  2. Step 2: Convert to fraction form
    766,722.09/1,150,308.59 = 226,992.09/x
  3. Step 3: Cross multiply
    766,722.09x = 1,150,308.59 × 226,992.09
  4. Step 4: Simplify right side
    766,722.09x = 261,110,950,989.05
  5. Step 5: Solve for x
    x = 261,110,950,989.05/766,722.09
  6. Step 6: Final answer
    x = 340,554.88

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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.