Home / 557,334.28-835,738.06-215,937.64

Finding the Fourth Proportional to 557,334.28, 835,738.06 and 215,937.64

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Solution

The fourth proportional to 557,334.28, 835,738.06 and 215,937.64 is: 323,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,334.28 : 835,738.06 = 215,937.64 : x
  2. Step 2: Convert to fraction form
    557,334.28/835,738.06 = 215,937.64/x
  3. Step 3: Cross multiply
    557,334.28x = 835,738.06 × 215,937.64
  4. Step 4: Simplify right side
    557,334.28x = 180,467,304,334.58
  5. Step 5: Solve for x
    x = 180,467,304,334.58/557,334.28
  6. Step 6: Final answer
    x = 323,804.42

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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.