Home / 799,501.30-1,198,759.87-266,879.32

Finding the Fourth Proportional to 799,501.30, 1,198,759.87 and 266,879.32

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Solution

The fourth proportional to 799,501.30, 1,198,759.87 and 266,879.32 is: 400,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,501.30 : 1,198,759.87 = 266,879.32 : x
  2. Step 2: Convert to fraction form
    799,501.30/1,198,759.87 = 266,879.32/x
  3. Step 3: Cross multiply
    799,501.30x = 1,198,759.87 × 266,879.32
  4. Step 4: Simplify right side
    799,501.30x = 319,924,216,285.59
  5. Step 5: Solve for x
    x = 319,924,216,285.59/799,501.30
  6. Step 6: Final answer
    x = 400,154.72

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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.