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Finding the Fourth Proportional to 239,447.04, 359,404.29 and 197,751.88

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Solution

The fourth proportional to 239,447.04, 359,404.29 and 197,751.88 is: 296,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,447.04 : 359,404.29 = 197,751.88 : x
  2. Step 2: Convert to fraction form
    239,447.04/359,404.29 = 197,751.88/x
  3. Step 3: Cross multiply
    239,447.04x = 359,404.29 × 197,751.88
  4. Step 4: Simplify right side
    239,447.04x = 71,072,874,027.57
  5. Step 5: Solve for x
    x = 71,072,874,027.57/239,447.04
  6. Step 6: Final answer
    x = 296,820.85

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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.