Home / 349,828.56-482,757.84-194,778.36

Finding the Fourth Proportional to 349,828.56, 482,757.84 and 194,778.36

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Solution

The fourth proportional to 349,828.56, 482,757.84 and 194,778.36 is: 268,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,828.56 : 482,757.84 = 194,778.36 : x
  2. Step 2: Convert to fraction form
    349,828.56/482,757.84 = 194,778.36/x
  3. Step 3: Cross multiply
    349,828.56x = 482,757.84 × 194,778.36
  4. Step 4: Simplify right side
    349,828.56x = 94,030,780,352.34
  5. Step 5: Solve for x
    x = 94,030,780,352.34/349,828.56
  6. Step 6: Final answer
    x = 268,791.03

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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.