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Finding the Fourth Proportional to 422,312.92, 582,629.70 and 241,034.92

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Solution

The fourth proportional to 422,312.92, 582,629.70 and 241,034.92 is: 332,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,312.92 : 582,629.70 = 241,034.92 : x
  2. Step 2: Convert to fraction form
    422,312.92/582,629.70 = 241,034.92/x
  3. Step 3: Cross multiply
    422,312.92x = 582,629.70 × 241,034.92
  4. Step 4: Simplify right side
    422,312.92x = 140,434,103,129.12
  5. Step 5: Solve for x
    x = 140,434,103,129.12/422,312.92
  6. Step 6: Final answer
    x = 332,535.65

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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.