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Finding the Fourth Proportional to 301,093.60, 451,640.40 and 230,234.80

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Solution

The fourth proportional to 301,093.60, 451,640.40 and 230,234.80 is: 345,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,093.60 : 451,640.40 = 230,234.80 : x
  2. Step 2: Convert to fraction form
    301,093.60/451,640.40 = 230,234.80/x
  3. Step 3: Cross multiply
    301,093.60x = 451,640.40 × 230,234.80
  4. Step 4: Simplify right side
    301,093.60x = 103,983,337,165.92
  5. Step 5: Solve for x
    x = 103,983,337,165.92/301,093.60
  6. Step 6: Final answer
    x = 345,352.20

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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.