Home / 735,244.80-1,102,867.20-419,733.60

Finding the Fourth Proportional to 735,244.80, 1,102,867.20 and 419,733.60

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Solution

The fourth proportional to 735,244.80, 1,102,867.20 and 419,733.60 is: 629,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,244.80 : 1,102,867.20 = 419,733.60 : x
  2. Step 2: Convert to fraction form
    735,244.80/1,102,867.20 = 419,733.60/x
  3. Step 3: Cross multiply
    735,244.80x = 1,102,867.20 × 419,733.60
  4. Step 4: Simplify right side
    735,244.80x = 462,910,420,177.92
  5. Step 5: Solve for x
    x = 462,910,420,177.92/735,244.80
  6. Step 6: Final answer
    x = 629,600.40

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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.