Home / 752,421.88-1,128,750.47-246,867.88

Finding the Fourth Proportional to 752,421.88, 1,128,750.47 and 246,867.88

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Solution

The fourth proportional to 752,421.88, 1,128,750.47 and 246,867.88 is: 370,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,421.88 : 1,128,750.47 = 246,867.88 : x
  2. Step 2: Convert to fraction form
    752,421.88/1,128,750.47 = 246,867.88/x
  3. Step 3: Cross multiply
    752,421.88x = 1,128,750.47 × 246,867.88
  4. Step 4: Simplify right side
    752,421.88x = 278,652,230,694.92
  5. Step 5: Solve for x
    x = 278,652,230,694.92/752,421.88
  6. Step 6: Final answer
    x = 370,340.41

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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.