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Finding the Fourth Proportional to 296,103.60, 444,630.60 and 274,273.20

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Solution

The fourth proportional to 296,103.60, 444,630.60 and 274,273.20 is: 411,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,103.60 : 444,630.60 = 274,273.20 : x
  2. Step 2: Convert to fraction form
    296,103.60/444,630.60 = 274,273.20/x
  3. Step 3: Cross multiply
    296,103.60x = 444,630.60 × 274,273.20
  4. Step 4: Simplify right side
    296,103.60x = 121,950,257,479.92
  5. Step 5: Solve for x
    x = 121,950,257,479.92/296,103.60
  6. Step 6: Final answer
    x = 411,849.97

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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.