Home / 322,404.12-444,558.72-220,446.36

Finding the Fourth Proportional to 322,404.12, 444,558.72 and 220,446.36

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Solution

The fourth proportional to 322,404.12, 444,558.72 and 220,446.36 is: 303,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,404.12 : 444,558.72 = 220,446.36 : x
  2. Step 2: Convert to fraction form
    322,404.12/444,558.72 = 220,446.36/x
  3. Step 3: Cross multiply
    322,404.12x = 444,558.72 × 220,446.36
  4. Step 4: Simplify right side
    322,404.12x = 98,001,351,630.26
  5. Step 5: Solve for x
    x = 98,001,351,630.26/322,404.12
  6. Step 6: Final answer
    x = 303,970.53

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1.5x scale

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.