Home / 322,263.20-482,811.60-197,458.40

Finding the Fourth Proportional to 322,263.20, 482,811.60 and 197,458.40

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Solution

The fourth proportional to 322,263.20, 482,811.60 and 197,458.40 is: 295,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,263.20 : 482,811.60 = 197,458.40 : x
  2. Step 2: Convert to fraction form
    322,263.20/482,811.60 = 197,458.40/x
  3. Step 3: Cross multiply
    322,263.20x = 482,811.60 × 197,458.40
  4. Step 4: Simplify right side
    322,263.20x = 95,335,206,037.44
  5. Step 5: Solve for x
    x = 95,335,206,037.44/322,263.20
  6. Step 6: Final answer
    x = 295,830.26

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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.