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Finding the Fourth Proportional to 490,253.67, 735,037.47 and 250,441.83

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Solution

The fourth proportional to 490,253.67, 735,037.47 and 250,441.83 is: 375,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,253.67 : 735,037.47 = 250,441.83 : x
  2. Step 2: Convert to fraction form
    490,253.67/735,037.47 = 250,441.83/x
  3. Step 3: Cross multiply
    490,253.67x = 735,037.47 × 250,441.83
  4. Step 4: Simplify right side
    490,253.67x = 184,084,129,105.37
  5. Step 5: Solve for x
    x = 184,084,129,105.37/490,253.67
  6. Step 6: Final answer
    x = 375,487.51

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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.