Home / 752,324.08-1,128,672.78-373,422.64

Finding the Fourth Proportional to 752,324.08, 1,128,672.78 and 373,422.64

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Solution

The fourth proportional to 752,324.08, 1,128,672.78 and 373,422.64 is: 560,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,324.08 : 1,128,672.78 = 373,422.64 : x
  2. Step 2: Convert to fraction form
    752,324.08/1,128,672.78 = 373,422.64/x
  3. Step 3: Cross multiply
    752,324.08x = 1,128,672.78 × 373,422.64
  4. Step 4: Simplify right side
    752,324.08x = 421,471,969,203.74
  5. Step 5: Solve for x
    x = 421,471,969,203.74/752,324.08
  6. Step 6: Final answer
    x = 560,226.61

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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.