Home / 758,453.92-1,134,334.56-674,801.20

Finding the Fourth Proportional to 758,453.92, 1,134,334.56 and 674,801.20

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Solution

The fourth proportional to 758,453.92, 1,134,334.56 and 674,801.20 is: 1,009,224.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,453.92 : 1,134,334.56 = 674,801.20 : x
  2. Step 2: Convert to fraction form
    758,453.92/1,134,334.56 = 674,801.20/x
  3. Step 3: Cross multiply
    758,453.92x = 1,134,334.56 × 674,801.20
  4. Step 4: Simplify right side
    758,453.92x = 765,450,322,289.47
  5. Step 5: Solve for x
    x = 765,450,322,289.47/758,453.92
  6. Step 6: Final answer
    x = 1,009,224.56

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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.