Home / 799,789.36-1,199,686.31-231,216.74

Finding the Fourth Proportional to 799,789.36, 1,199,686.31 and 231,216.74

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Solution

The fourth proportional to 799,789.36, 1,199,686.31 and 231,216.74 is: 346,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,789.36 : 1,199,686.31 = 231,216.74 : x
  2. Step 2: Convert to fraction form
    799,789.36/1,199,686.31 = 231,216.74/x
  3. Step 3: Cross multiply
    799,789.36x = 1,199,686.31 × 231,216.74
  4. Step 4: Simplify right side
    799,789.36x = 277,387,557,620.83
  5. Step 5: Solve for x
    x = 277,387,557,620.83/799,789.36
  6. Step 6: Final answer
    x = 346,825.77

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Double scale
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Similar ratio
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1.5x scale

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.