Home / 331,704.12-457,887.96-224,419.68

Finding the Fourth Proportional to 331,704.12, 457,887.96 and 224,419.68

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Solution

The fourth proportional to 331,704.12, 457,887.96 and 224,419.68 is: 309,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,704.12 : 457,887.96 = 224,419.68 : x
  2. Step 2: Convert to fraction form
    331,704.12/457,887.96 = 224,419.68/x
  3. Step 3: Cross multiply
    331,704.12x = 457,887.96 × 224,419.68
  4. Step 4: Simplify right side
    331,704.12x = 102,759,069,459.05
  5. Step 5: Solve for x
    x = 102,759,069,459.05/331,704.12
  6. Step 6: Final answer
    x = 309,791.36

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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.