Home / 347,340.12-521,004.69-110,679.41

Finding the Fourth Proportional to 347,340.12, 521,004.69 and 110,679.41

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Solution

The fourth proportional to 347,340.12, 521,004.69 and 110,679.41 is: 166,017.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,340.12 : 521,004.69 = 110,679.41 : x
  2. Step 2: Convert to fraction form
    347,340.12/521,004.69 = 110,679.41/x
  3. Step 3: Cross multiply
    347,340.12x = 521,004.69 × 110,679.41
  4. Step 4: Simplify right side
    347,340.12x = 57,664,491,696.43
  5. Step 5: Solve for x
    x = 57,664,491,696.43/347,340.12
  6. Step 6: Final answer
    x = 166,017.37

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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.