Home / 842,793.46-1,263,599.60-310,245.39

Finding the Fourth Proportional to 842,793.46, 1,263,599.60 and 310,245.39

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Solution

The fourth proportional to 842,793.46, 1,263,599.60 and 310,245.39 is: 465,150.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,793.46 : 1,263,599.60 = 310,245.39 : x
  2. Step 2: Convert to fraction form
    842,793.46/1,263,599.60 = 310,245.39/x
  3. Step 3: Cross multiply
    842,793.46x = 1,263,599.60 × 310,245.39
  4. Step 4: Simplify right side
    842,793.46x = 392,025,949,154.62
  5. Step 5: Solve for x
    x = 392,025,949,154.62/842,793.46
  6. Step 6: Final answer
    x = 465,150.68

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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.