Home / 322,560,491.20-483,840,736.80-294,500,406.40

Finding the Fourth Proportional to 322,560,491.20, 483,840,736.80 and 294,500,406.40

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Solution

The fourth proportional to 322,560,491.20, 483,840,736.80 and 294,500,406.40 is: 441,750,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,560,491.20 : 483,840,736.80 = 294,500,406.40 : x
  2. Step 2: Convert to fraction form
    322,560,491.20/483,840,736.80 = 294,500,406.40/x
  3. Step 3: Cross multiply
    322,560,491.20x = 483,840,736.80 × 294,500,406.40
  4. Step 4: Simplify right side
    322,560,491.20x = 142,491,293,620,475,424
  5. Step 5: Solve for x
    x = 142,491,293,620,475,424/322,560,491.20
  6. Step 6: Final answer
    x = 441,750,609.60

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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.