Home / 751,093.40-1,125,109.20-465,908.60

Finding the Fourth Proportional to 751,093.40, 1,125,109.20 and 465,908.60

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Solution

The fourth proportional to 751,093.40, 1,125,109.20 and 465,908.60 is: 697,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,093.40 : 1,125,109.20 = 465,908.60 : x
  2. Step 2: Convert to fraction form
    751,093.40/1,125,109.20 = 465,908.60/x
  3. Step 3: Cross multiply
    751,093.40x = 1,125,109.20 × 465,908.60
  4. Step 4: Simplify right side
    751,093.40x = 524,198,052,219.12
  5. Step 5: Solve for x
    x = 524,198,052,219.12/751,093.40
  6. Step 6: Final answer
    x = 697,913.27

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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.