Home / 886,917.55-1,330,246.72-255,765.55

Finding the Fourth Proportional to 886,917.55, 1,330,246.72 and 255,765.55

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Solution

The fourth proportional to 886,917.55, 1,330,246.72 and 255,765.55 is: 383,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,917.55 : 1,330,246.72 = 255,765.55 : x
  2. Step 2: Convert to fraction form
    886,917.55/1,330,246.72 = 255,765.55/x
  3. Step 3: Cross multiply
    886,917.55x = 1,330,246.72 × 255,765.55
  4. Step 4: Simplify right side
    886,917.55x = 340,231,283,976.50
  5. Step 5: Solve for x
    x = 340,231,283,976.50/886,917.55
  6. Step 6: Final answer
    x = 383,610.95

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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.