Home / 722,469.47-996,629.87-446,739.17

Finding the Fourth Proportional to 722,469.47, 996,629.87 and 446,739.17

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Solution

The fourth proportional to 722,469.47, 996,629.87 and 446,739.17 is: 616,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,469.47 : 996,629.87 = 446,739.17 : x
  2. Step 2: Convert to fraction form
    722,469.47/996,629.87 = 446,739.17/x
  3. Step 3: Cross multiply
    722,469.47x = 996,629.87 × 446,739.17
  4. Step 4: Simplify right side
    722,469.47x = 445,233,598,687.31
  5. Step 5: Solve for x
    x = 445,233,598,687.31/722,469.47
  6. Step 6: Final answer
    x = 616,266.32

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1.5x scale

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.