Home / 325,835.20-488,752.80-276,627.70

Finding the Fourth Proportional to 325,835.20, 488,752.80 and 276,627.70

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Solution

The fourth proportional to 325,835.20, 488,752.80 and 276,627.70 is: 414,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835.20 : 488,752.80 = 276,627.70 : x
  2. Step 2: Convert to fraction form
    325,835.20/488,752.80 = 276,627.70/x
  3. Step 3: Cross multiply
    325,835.20x = 488,752.80 × 276,627.70
  4. Step 4: Simplify right side
    325,835.20x = 135,202,562,932.56
  5. Step 5: Solve for x
    x = 135,202,562,932.56/325,835.20
  6. Step 6: Final answer
    x = 414,941.55

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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.