Home / 335,786.32-503,342.92-155,998.09

Finding the Fourth Proportional to 335,786.32, 503,342.92 and 155,998.09

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Solution

The fourth proportional to 335,786.32, 503,342.92 and 155,998.09 is: 233,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,786.32 : 503,342.92 = 155,998.09 : x
  2. Step 2: Convert to fraction form
    335,786.32/503,342.92 = 155,998.09/x
  3. Step 3: Cross multiply
    335,786.32x = 503,342.92 × 155,998.09
  4. Step 4: Simplify right side
    335,786.32x = 78,520,534,135.02
  5. Step 5: Solve for x
    x = 78,520,534,135.02/335,786.32
  6. Step 6: Final answer
    x = 233,840.78

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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.