Home / 751,645.44-1,037,263.32-412,112.88

Finding the Fourth Proportional to 751,645.44, 1,037,263.32 and 412,112.88

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Solution

The fourth proportional to 751,645.44, 1,037,263.32 and 412,112.88 is: 568,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,645.44 : 1,037,263.32 = 412,112.88 : x
  2. Step 2: Convert to fraction form
    751,645.44/1,037,263.32 = 412,112.88/x
  3. Step 3: Cross multiply
    751,645.44x = 1,037,263.32 × 412,112.88
  4. Step 4: Simplify right side
    751,645.44x = 427,469,574,123.56
  5. Step 5: Solve for x
    x = 427,469,574,123.56/751,645.44
  6. Step 6: Final answer
    x = 568,711.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.