Home / 752,684.03-1,129,247.52-303,173.51

Finding the Fourth Proportional to 752,684.03, 1,129,247.52 and 303,173.51

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Solution

The fourth proportional to 752,684.03, 1,129,247.52 and 303,173.51 is: 454,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,684.03 : 1,129,247.52 = 303,173.51 : x
  2. Step 2: Convert to fraction form
    752,684.03/1,129,247.52 = 303,173.51/x
  3. Step 3: Cross multiply
    752,684.03x = 1,129,247.52 × 303,173.51
  4. Step 4: Simplify right side
    752,684.03x = 342,357,934,297.20
  5. Step 5: Solve for x
    x = 342,357,934,297.20/752,684.03
  6. Step 6: Final answer
    x = 454,849.47

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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.