Home / 322,940.12-484,459.38-165,115.26

Finding the Fourth Proportional to 322,940.12, 484,459.38 and 165,115.26

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Solution

The fourth proportional to 322,940.12, 484,459.38 and 165,115.26 is: 247,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,940.12 : 484,459.38 = 165,115.26 : x
  2. Step 2: Convert to fraction form
    322,940.12/484,459.38 = 165,115.26/x
  3. Step 3: Cross multiply
    322,940.12x = 484,459.38 × 165,115.26
  4. Step 4: Simplify right side
    322,940.12x = 79,991,636,488.14
  5. Step 5: Solve for x
    x = 79,991,636,488.14/322,940.12
  6. Step 6: Final answer
    x = 247,698.05

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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.