Home / 751,608.24-1,037,261.76-445,865.64

Finding the Fourth Proportional to 751,608.24, 1,037,261.76 and 445,865.64

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Solution

The fourth proportional to 751,608.24, 1,037,261.76 and 445,865.64 is: 615,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,608.24 : 1,037,261.76 = 445,865.64 : x
  2. Step 2: Convert to fraction form
    751,608.24/1,037,261.76 = 445,865.64/x
  3. Step 3: Cross multiply
    751,608.24x = 1,037,261.76 × 445,865.64
  4. Step 4: Simplify right side
    751,608.24x = 462,479,378,469.93
  5. Step 5: Solve for x
    x = 462,479,378,469.93/751,608.24
  6. Step 6: Final answer
    x = 615,319.73

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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.