Home / 773,029.20-1,159,003.80-457,323.60

Finding the Fourth Proportional to 773,029.20, 1,159,003.80 and 457,323.60

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Solution

The fourth proportional to 773,029.20, 1,159,003.80 and 457,323.60 is: 685,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,029.20 : 1,159,003.80 = 457,323.60 : x
  2. Step 2: Convert to fraction form
    773,029.20/1,159,003.80 = 457,323.60/x
  3. Step 3: Cross multiply
    773,029.20x = 1,159,003.80 × 457,323.60
  4. Step 4: Simplify right side
    773,029.20x = 530,039,790,229.68
  5. Step 5: Solve for x
    x = 530,039,790,229.68/773,029.20
  6. Step 6: Final answer
    x = 685,665.94

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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.