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Finding the Fourth Proportional to 363,037.60, 500,919.96 and 219,810.97

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Solution

The fourth proportional to 363,037.60, 500,919.96 and 219,810.97 is: 303,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,037.60 : 500,919.96 = 219,810.97 : x
  2. Step 2: Convert to fraction form
    363,037.60/500,919.96 = 219,810.97/x
  3. Step 3: Cross multiply
    363,037.60x = 500,919.96 × 219,810.97
  4. Step 4: Simplify right side
    363,037.60x = 110,107,702,299.96
  5. Step 5: Solve for x
    x = 110,107,702,299.96/363,037.60
  6. Step 6: Final answer
    x = 303,295.59

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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.