Home / 751,653.21-1,125,976.14-451,968.60

Finding the Fourth Proportional to 751,653.21, 1,125,976.14 and 451,968.60

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Solution

The fourth proportional to 751,653.21, 1,125,976.14 and 451,968.60 is: 677,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,653.21 : 1,125,976.14 = 451,968.60 : x
  2. Step 2: Convert to fraction form
    751,653.21/1,125,976.14 = 451,968.60/x
  3. Step 3: Cross multiply
    751,653.21x = 1,125,976.14 × 451,968.60
  4. Step 4: Simplify right side
    751,653.21x = 508,905,859,629.20
  5. Step 5: Solve for x
    x = 508,905,859,629.20/751,653.21
  6. Step 6: Final answer
    x = 677,048.74

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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.