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Finding the Fourth Proportional to 422,447.51, 582,965.02 and 241,154.93

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Solution

The fourth proportional to 422,447.51, 582,965.02 and 241,154.93 is: 332,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,447.51 : 582,965.02 = 241,154.93 : x
  2. Step 2: Convert to fraction form
    422,447.51/582,965.02 = 241,154.93/x
  3. Step 3: Cross multiply
    422,447.51x = 582,965.02 × 241,154.93
  4. Step 4: Simplify right side
    422,447.51x = 140,584,888,590.55
  5. Step 5: Solve for x
    x = 140,584,888,590.55/422,447.51
  6. Step 6: Final answer
    x = 332,786.64

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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.