Home / 752,993.94-1,129,491.32-472,708.02

Finding the Fourth Proportional to 752,993.94, 1,129,491.32 and 472,708.02

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Solution

The fourth proportional to 752,993.94, 1,129,491.32 and 472,708.02 is: 709,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,993.94 : 1,129,491.32 = 472,708.02 : x
  2. Step 2: Convert to fraction form
    752,993.94/1,129,491.32 = 472,708.02/x
  3. Step 3: Cross multiply
    752,993.94x = 1,129,491.32 × 472,708.02
  4. Step 4: Simplify right side
    752,993.94x = 533,919,603,120.85
  5. Step 5: Solve for x
    x = 533,919,603,120.85/752,993.94
  6. Step 6: Final answer
    x = 709,062.28

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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.