Home / 752,106.63-1,128,049.18-246,721

Finding the Fourth Proportional to 752,106.63, 1,128,049.18 and 246,721

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Solution

The fourth proportional to 752,106.63, 1,128,049.18 and 246,721 is: 370,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,106.63 : 1,128,049.18 = 246,721 : x
  2. Step 2: Convert to fraction form
    752,106.63/1,128,049.18 = 246,721/x
  3. Step 3: Cross multiply
    752,106.63x = 1,128,049.18 × 246,721
  4. Step 4: Simplify right side
    752,106.63x = 278,313,421,738.78
  5. Step 5: Solve for x
    x = 278,313,421,738.78/752,106.63
  6. Step 6: Final answer
    x = 370,045.16

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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.