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Finding the Fourth Proportional to 422,736.30, 583,380.90 and 241,472.34

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Solution

The fourth proportional to 422,736.30, 583,380.90 and 241,472.34 is: 333,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,736.30 : 583,380.90 = 241,472.34 : x
  2. Step 2: Convert to fraction form
    422,736.30/583,380.90 = 241,472.34/x
  3. Step 3: Cross multiply
    422,736.30x = 583,380.90 × 241,472.34
  4. Step 4: Simplify right side
    422,736.30x = 140,870,351,034.31
  5. Step 5: Solve for x
    x = 140,870,351,034.31/422,736.30
  6. Step 6: Final answer
    x = 333,234.57

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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.