Home / 351,425.13-484,947.49-206,211.36

Finding the Fourth Proportional to 351,425.13, 484,947.49 and 206,211.36

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Solution

The fourth proportional to 351,425.13, 484,947.49 and 206,211.36 is: 284,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,425.13 : 484,947.49 = 206,211.36 : x
  2. Step 2: Convert to fraction form
    351,425.13/484,947.49 = 206,211.36/x
  3. Step 3: Cross multiply
    351,425.13x = 484,947.49 × 206,211.36
  4. Step 4: Simplify right side
    351,425.13x = 100,001,681,441.49
  5. Step 5: Solve for x
    x = 100,001,681,441.49/351,425.13
  6. Step 6: Final answer
    x = 284,560.42

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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.