Home / 767,770.80-1,151,742.60-235,287.60

Finding the Fourth Proportional to 767,770.80, 1,151,742.60 and 235,287.60

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Solution

The fourth proportional to 767,770.80, 1,151,742.60 and 235,287.60 is: 352,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,770.80 : 1,151,742.60 = 235,287.60 : x
  2. Step 2: Convert to fraction form
    767,770.80/1,151,742.60 = 235,287.60/x
  3. Step 3: Cross multiply
    767,770.80x = 1,151,742.60 × 235,287.60
  4. Step 4: Simplify right side
    767,770.80x = 270,990,752,171.76
  5. Step 5: Solve for x
    x = 270,990,752,171.76/767,770.80
  6. Step 6: Final answer
    x = 352,957.88

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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.