Home / 1,237,558.20-1,856,338.88-339,007.84

Finding the Fourth Proportional to 1,237,558.20, 1,856,338.88 and 339,007.84

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Solution

The fourth proportional to 1,237,558.20, 1,856,338.88 and 339,007.84 is: 508,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,558.20 : 1,856,338.88 = 339,007.84 : x
  2. Step 2: Convert to fraction form
    1,237,558.20/1,856,338.88 = 339,007.84/x
  3. Step 3: Cross multiply
    1,237,558.20x = 1,856,338.88 × 339,007.84
  4. Step 4: Simplify right side
    1,237,558.20x = 629,313,434,016.82
  5. Step 5: Solve for x
    x = 629,313,434,016.82/1,237,558.20
  6. Step 6: Final answer
    x = 508,512.19

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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.