Home / 331,267.60-496,901.40-109,622.80

Finding the Fourth Proportional to 331,267.60, 496,901.40 and 109,622.80

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Solution

The fourth proportional to 331,267.60, 496,901.40 and 109,622.80 is: 164,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,267.60 : 496,901.40 = 109,622.80 : x
  2. Step 2: Convert to fraction form
    331,267.60/496,901.40 = 109,622.80/x
  3. Step 3: Cross multiply
    331,267.60x = 496,901.40 × 109,622.80
  4. Step 4: Simplify right side
    331,267.60x = 54,471,722,791.92
  5. Step 5: Solve for x
    x = 54,471,722,791.92/331,267.60
  6. Step 6: Final answer
    x = 164,434.20

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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.