Home / 720,492.06-1,080,759.96-247,170.54

Finding the Fourth Proportional to 720,492.06, 1,080,759.96 and 247,170.54

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Solution

The fourth proportional to 720,492.06, 1,080,759.96 and 247,170.54 is: 370,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,492.06 : 1,080,759.96 = 247,170.54 : x
  2. Step 2: Convert to fraction form
    720,492.06/1,080,759.96 = 247,170.54/x
  3. Step 3: Cross multiply
    720,492.06x = 1,080,759.96 × 247,170.54
  4. Step 4: Simplify right side
    720,492.06x = 267,132,022,923.58
  5. Step 5: Solve for x
    x = 267,132,022,923.58/720,492.06
  6. Step 6: Final answer
    x = 370,763.31

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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.