Home / 800,796.36-1,200,844.62-239,699.64

Finding the Fourth Proportional to 800,796.36, 1,200,844.62 and 239,699.64

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Solution

The fourth proportional to 800,796.36, 1,200,844.62 and 239,699.64 is: 359,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,796.36 : 1,200,844.62 = 239,699.64 : x
  2. Step 2: Convert to fraction form
    800,796.36/1,200,844.62 = 239,699.64/x
  3. Step 3: Cross multiply
    800,796.36x = 1,200,844.62 × 239,699.64
  4. Step 4: Simplify right side
    800,796.36x = 287,842,023,109.94
  5. Step 5: Solve for x
    x = 287,842,023,109.94/800,796.36
  6. Step 6: Final answer
    x = 359,444.72

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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.