Home / 794,291.20-1,192,027.44-320,980.66

Finding the Fourth Proportional to 794,291.20, 1,192,027.44 and 320,980.66

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Solution

The fourth proportional to 794,291.20, 1,192,027.44 and 320,980.66 is: 481,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,291.20 : 1,192,027.44 = 320,980.66 : x
  2. Step 2: Convert to fraction form
    794,291.20/1,192,027.44 = 320,980.66/x
  3. Step 3: Cross multiply
    794,291.20x = 1,192,027.44 × 320,980.66
  4. Step 4: Simplify right side
    794,291.20x = 382,617,754,429.31
  5. Step 5: Solve for x
    x = 382,617,754,429.31/794,291.20
  6. Step 6: Final answer
    x = 481,709.67

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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.