Home / 331,312.28-496,898.64-106,692.80

Finding the Fourth Proportional to 331,312.28, 496,898.64 and 106,692.80

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Solution

The fourth proportional to 331,312.28, 496,898.64 and 106,692.80 is: 160,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,312.28 : 496,898.64 = 106,692.80 : x
  2. Step 2: Convert to fraction form
    331,312.28/496,898.64 = 106,692.80/x
  3. Step 3: Cross multiply
    331,312.28x = 496,898.64 × 106,692.80
  4. Step 4: Simplify right side
    331,312.28x = 53,015,507,217.79
  5. Step 5: Solve for x
    x = 53,015,507,217.79/331,312.28
  6. Step 6: Final answer
    x = 160,016.73

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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.