Home / 263,819.43-395,860.37-210,565.98

Finding the Fourth Proportional to 263,819.43, 395,860.37 and 210,565.98

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Solution

The fourth proportional to 263,819.43, 395,860.37 and 210,565.98 is: 315,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,819.43 : 395,860.37 = 210,565.98 : x
  2. Step 2: Convert to fraction form
    263,819.43/395,860.37 = 210,565.98/x
  3. Step 3: Cross multiply
    263,819.43x = 395,860.37 × 210,565.98
  4. Step 4: Simplify right side
    263,819.43x = 83,354,725,699.38
  5. Step 5: Solve for x
    x = 83,354,725,699.38/263,819.43
  6. Step 6: Final answer
    x = 315,953.70

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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.