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Finding the Fourth Proportional to 332,227.70, 498,341.55 and 220,034.60

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Solution

The fourth proportional to 332,227.70, 498,341.55 and 220,034.60 is: 330,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,227.70 : 498,341.55 = 220,034.60 : x
  2. Step 2: Convert to fraction form
    332,227.70/498,341.55 = 220,034.60/x
  3. Step 3: Cross multiply
    332,227.70x = 498,341.55 × 220,034.60
  4. Step 4: Simplify right side
    332,227.70x = 109,652,383,617.63
  5. Step 5: Solve for x
    x = 109,652,383,617.63/332,227.70
  6. Step 6: Final answer
    x = 330,051.90

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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.