Home / 736,940.20-1,105,410.30-263,662.60

Finding the Fourth Proportional to 736,940.20, 1,105,410.30 and 263,662.60

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Solution

The fourth proportional to 736,940.20, 1,105,410.30 and 263,662.60 is: 395,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,940.20 : 1,105,410.30 = 263,662.60 : x
  2. Step 2: Convert to fraction form
    736,940.20/1,105,410.30 = 263,662.60/x
  3. Step 3: Cross multiply
    736,940.20x = 1,105,410.30 × 263,662.60
  4. Step 4: Simplify right side
    736,940.20x = 291,455,353,764.78
  5. Step 5: Solve for x
    x = 291,455,353,764.78/736,940.20
  6. Step 6: Final answer
    x = 395,493.90

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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.