Home / 741,647.61-1,023,493.73-454,997.52

Finding the Fourth Proportional to 741,647.61, 1,023,493.73 and 454,997.52

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Solution

The fourth proportional to 741,647.61, 1,023,493.73 and 454,997.52 is: 627,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,647.61 : 1,023,493.73 = 454,997.52 : x
  2. Step 2: Convert to fraction form
    741,647.61/1,023,493.73 = 454,997.52/x
  3. Step 3: Cross multiply
    741,647.61x = 1,023,493.73 × 454,997.52
  4. Step 4: Simplify right side
    741,647.61x = 465,687,106,610.56
  5. Step 5: Solve for x
    x = 465,687,106,610.56/741,647.61
  6. Step 6: Final answer
    x = 627,908.86

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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.