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Finding the Fourth Proportional to 297,125.34, 445,819.23 and 119,978.34

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Solution

The fourth proportional to 297,125.34, 445,819.23 and 119,978.34 is: 180,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,125.34 : 445,819.23 = 119,978.34 : x
  2. Step 2: Convert to fraction form
    297,125.34/445,819.23 = 119,978.34/x
  3. Step 3: Cross multiply
    297,125.34x = 445,819.23 × 119,978.34
  4. Step 4: Simplify right side
    297,125.34x = 53,488,651,155.48
  5. Step 5: Solve for x
    x = 53,488,651,155.48/297,125.34
  6. Step 6: Final answer
    x = 180,020.50

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1.5x scale

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.