Home / 558,171.86-836,203.92-329,786.01

Finding the Fourth Proportional to 558,171.86, 836,203.92 and 329,786.01

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Solution

The fourth proportional to 558,171.86, 836,203.92 and 329,786.01 is: 494,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,171.86 : 836,203.92 = 329,786.01 : x
  2. Step 2: Convert to fraction form
    558,171.86/836,203.92 = 329,786.01/x
  3. Step 3: Cross multiply
    558,171.86x = 836,203.92 × 329,786.01
  4. Step 4: Simplify right side
    558,171.86x = 275,768,354,323.16
  5. Step 5: Solve for x
    x = 275,768,354,323.16/558,171.86
  6. Step 6: Final answer
    x = 494,056.36

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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.