Home / 961,958.44-1,443,134.46-330,790.28

Finding the Fourth Proportional to 961,958.44, 1,443,134.46 and 330,790.28

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Solution

The fourth proportional to 961,958.44, 1,443,134.46 and 330,790.28 is: 496,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,958.44 : 1,443,134.46 = 330,790.28 : x
  2. Step 2: Convert to fraction form
    961,958.44/1,443,134.46 = 330,790.28/x
  3. Step 3: Cross multiply
    961,958.44x = 1,443,134.46 × 330,790.28
  4. Step 4: Simplify right side
    961,958.44x = 477,374,852,101.05
  5. Step 5: Solve for x
    x = 477,374,852,101.05/961,958.44
  6. Step 6: Final answer
    x = 496,253.09

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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.