Home / 842,206.10-1,263,175.50-273,600.68

Finding the Fourth Proportional to 842,206.10, 1,263,175.50 and 273,600.68

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Solution

The fourth proportional to 842,206.10, 1,263,175.50 and 273,600.68 is: 410,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,206.10 : 1,263,175.50 = 273,600.68 : x
  2. Step 2: Convert to fraction form
    842,206.10/1,263,175.50 = 273,600.68/x
  3. Step 3: Cross multiply
    842,206.10x = 1,263,175.50 × 273,600.68
  4. Step 4: Simplify right side
    842,206.10x = 345,605,675,759.34
  5. Step 5: Solve for x
    x = 345,605,675,759.34/842,206.10
  6. Step 6: Final answer
    x = 410,357.60

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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.