Home / 441,475.20-662,212.80-263,890.80

Finding the Fourth Proportional to 441,475.20, 662,212.80 and 263,890.80

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Solution

The fourth proportional to 441,475.20, 662,212.80 and 263,890.80 is: 395,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,475.20 : 662,212.80 = 263,890.80 : x
  2. Step 2: Convert to fraction form
    441,475.20/662,212.80 = 263,890.80/x
  3. Step 3: Cross multiply
    441,475.20x = 662,212.80 × 263,890.80
  4. Step 4: Simplify right side
    441,475.20x = 174,751,865,562.24
  5. Step 5: Solve for x
    x = 174,751,865,562.24/441,475.20
  6. Step 6: Final answer
    x = 395,836.20

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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.