Home / 901,919.12-1,244,633.46-494,017.16

Finding the Fourth Proportional to 901,919.12, 1,244,633.46 and 494,017.16

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Solution

The fourth proportional to 901,919.12, 1,244,633.46 and 494,017.16 is: 681,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,919.12 : 1,244,633.46 = 494,017.16 : x
  2. Step 2: Convert to fraction form
    901,919.12/1,244,633.46 = 494,017.16/x
  3. Step 3: Cross multiply
    901,919.12x = 1,244,633.46 × 494,017.16
  4. Step 4: Simplify right side
    901,919.12x = 614,870,287,150.17
  5. Step 5: Solve for x
    x = 614,870,287,150.17/901,919.12
  6. Step 6: Final answer
    x = 681,735.51

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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.