Home / 901,667.58-1,244,324.43-493,791.90

Finding the Fourth Proportional to 901,667.58, 1,244,324.43 and 493,791.90

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Solution

The fourth proportional to 901,667.58, 1,244,324.43 and 493,791.90 is: 681,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,667.58 : 1,244,324.43 = 493,791.90 : x
  2. Step 2: Convert to fraction form
    901,667.58/1,244,324.43 = 493,791.90/x
  3. Step 3: Cross multiply
    901,667.58x = 1,244,324.43 × 493,791.90
  4. Step 4: Simplify right side
    901,667.58x = 614,437,324,506.12
  5. Step 5: Solve for x
    x = 614,437,324,506.12/901,667.58
  6. Step 6: Final answer
    x = 681,445.51

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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.