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Finding the Fourth Proportional to 297,120.83, 445,812.46 and 119,973.83

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Solution

The fourth proportional to 297,120.83, 445,812.46 and 119,973.83 is: 180,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,120.83 : 445,812.46 = 119,973.83 : x
  2. Step 2: Convert to fraction form
    297,120.83/445,812.46 = 119,973.83/x
  3. Step 3: Cross multiply
    297,120.83x = 445,812.46 × 119,973.83
  4. Step 4: Simplify right side
    297,120.83x = 53,485,825,758.92
  5. Step 5: Solve for x
    x = 53,485,825,758.92/297,120.83
  6. Step 6: Final answer
    x = 180,013.72

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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.