Home / 766,144.30-1,150,232.22-654,541.68

Finding the Fourth Proportional to 766,144.30, 1,150,232.22 and 654,541.68

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Solution

The fourth proportional to 766,144.30, 1,150,232.22 and 654,541.68 is: 982,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,144.30 : 1,150,232.22 = 654,541.68 : x
  2. Step 2: Convert to fraction form
    766,144.30/1,150,232.22 = 654,541.68/x
  3. Step 3: Cross multiply
    766,144.30x = 1,150,232.22 × 654,541.68
  4. Step 4: Simplify right side
    766,144.30x = 752,874,929,668.93
  5. Step 5: Solve for x
    x = 752,874,929,668.93/766,144.30
  6. Step 6: Final answer
    x = 982,680.32

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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.