Home / 347,937.42-479,823.03-227,040.06

Finding the Fourth Proportional to 347,937.42, 479,823.03 and 227,040.06

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Solution

The fourth proportional to 347,937.42, 479,823.03 and 227,040.06 is: 313,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,937.42 : 479,823.03 = 227,040.06 : x
  2. Step 2: Convert to fraction form
    347,937.42/479,823.03 = 227,040.06/x
  3. Step 3: Cross multiply
    347,937.42x = 479,823.03 × 227,040.06
  4. Step 4: Simplify right side
    347,937.42x = 108,939,049,520.58
  5. Step 5: Solve for x
    x = 108,939,049,520.58/347,937.42
  6. Step 6: Final answer
    x = 313,099.55

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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.