Home / 773,735.04-1,067,480.64-505,618.56

Finding the Fourth Proportional to 773,735.04, 1,067,480.64 and 505,618.56

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Solution

The fourth proportional to 773,735.04, 1,067,480.64 and 505,618.56 is: 697,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,735.04 : 1,067,480.64 = 505,618.56 : x
  2. Step 2: Convert to fraction form
    773,735.04/1,067,480.64 = 505,618.56/x
  3. Step 3: Cross multiply
    773,735.04x = 1,067,480.64 × 505,618.56
  4. Step 4: Simplify right side
    773,735.04x = 539,738,024,024.68
  5. Step 5: Solve for x
    x = 539,738,024,024.68/773,735.04
  6. Step 6: Final answer
    x = 697,574.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.