Home / 766,175.54-1,149,263.31-361,273.52

Finding the Fourth Proportional to 766,175.54, 1,149,263.31 and 361,273.52

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Solution

The fourth proportional to 766,175.54, 1,149,263.31 and 361,273.52 is: 541,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,175.54 : 1,149,263.31 = 361,273.52 : x
  2. Step 2: Convert to fraction form
    766,175.54/1,149,263.31 = 361,273.52/x
  3. Step 3: Cross multiply
    766,175.54x = 1,149,263.31 × 361,273.52
  4. Step 4: Simplify right side
    766,175.54x = 415,198,395,664.24
  5. Step 5: Solve for x
    x = 415,198,395,664.24/766,175.54
  6. Step 6: Final answer
    x = 541,910.28

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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.