Home / 800,590.16-1,200,899.82-268,011.92

Finding the Fourth Proportional to 800,590.16, 1,200,899.82 and 268,011.92

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Solution

The fourth proportional to 800,590.16, 1,200,899.82 and 268,011.92 is: 402,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,590.16 : 1,200,899.82 = 268,011.92 : x
  2. Step 2: Convert to fraction form
    800,590.16/1,200,899.82 = 268,011.92/x
  3. Step 3: Cross multiply
    800,590.16x = 1,200,899.82 × 268,011.92
  4. Step 4: Simplify right side
    800,590.16x = 321,855,466,485.85
  5. Step 5: Solve for x
    x = 321,855,466,485.85/800,590.16
  6. Step 6: Final answer
    x = 402,022.76

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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.