Home / 381,623.01-571,760.93-231,558.56

Finding the Fourth Proportional to 381,623.01, 571,760.93 and 231,558.56

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Solution

The fourth proportional to 381,623.01, 571,760.93 and 231,558.56 is: 346,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,623.01 : 571,760.93 = 231,558.56 : x
  2. Step 2: Convert to fraction form
    381,623.01/571,760.93 = 231,558.56/x
  3. Step 3: Cross multiply
    381,623.01x = 571,760.93 × 231,558.56
  4. Step 4: Simplify right side
    381,623.01x = 132,396,137,615.06
  5. Step 5: Solve for x
    x = 132,396,137,615.06/381,623.01
  6. Step 6: Final answer
    x = 346,929.13

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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.