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Finding the Fourth Proportional to 499,964.37, 750,039.83 and 200,468.39

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Solution

The fourth proportional to 499,964.37, 750,039.83 and 200,468.39 is: 300,739.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,964.37 : 750,039.83 = 200,468.39 : x
  2. Step 2: Convert to fraction form
    499,964.37/750,039.83 = 200,468.39/x
  3. Step 3: Cross multiply
    499,964.37x = 750,039.83 × 200,468.39
  4. Step 4: Simplify right side
    499,964.37x = 150,359,273,155.19
  5. Step 5: Solve for x
    x = 150,359,273,155.19/499,964.37
  6. Step 6: Final answer
    x = 300,739.98

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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.