Home / 468,944.87-647,143.04-254,090.75

Finding the Fourth Proportional to 468,944.87, 647,143.04 and 254,090.75

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Solution

The fourth proportional to 468,944.87, 647,143.04 and 254,090.75 is: 350,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,944.87 : 647,143.04 = 254,090.75 : x
  2. Step 2: Convert to fraction form
    468,944.87/647,143.04 = 254,090.75/x
  3. Step 3: Cross multiply
    468,944.87x = 647,143.04 × 254,090.75
  4. Step 4: Simplify right side
    468,944.87x = 164,433,059,120.43
  5. Step 5: Solve for x
    x = 164,433,059,120.43/468,944.87
  6. Step 6: Final answer
    x = 350,644.76

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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.