Home / 791,169.55-1,186,667.22-222,568.72

Finding the Fourth Proportional to 791,169.55, 1,186,667.22 and 222,568.72

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Solution

The fourth proportional to 791,169.55, 1,186,667.22 and 222,568.72 is: 333,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,169.55 : 1,186,667.22 = 222,568.72 : x
  2. Step 2: Convert to fraction form
    791,169.55/1,186,667.22 = 222,568.72/x
  3. Step 3: Cross multiply
    791,169.55x = 1,186,667.22 × 222,568.72
  4. Step 4: Simplify right side
    791,169.55x = 264,115,004,221.36
  5. Step 5: Solve for x
    x = 264,115,004,221.36/791,169.55
  6. Step 6: Final answer
    x = 333,828.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.