Home / 767,217.80-1,150,913.10-234,734.60

Finding the Fourth Proportional to 767,217.80, 1,150,913.10 and 234,734.60

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Solution

The fourth proportional to 767,217.80, 1,150,913.10 and 234,734.60 is: 352,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,217.80 : 1,150,913.10 = 234,734.60 : x
  2. Step 2: Convert to fraction form
    767,217.80/1,150,913.10 = 234,734.60/x
  3. Step 3: Cross multiply
    767,217.80x = 1,150,913.10 × 234,734.60
  4. Step 4: Simplify right side
    767,217.80x = 270,159,126,163.26
  5. Step 5: Solve for x
    x = 270,159,126,163.26/767,217.80
  6. Step 6: Final answer
    x = 352,128.33

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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.