Home / 394,746.13-592,181.30-170,170.39

Finding the Fourth Proportional to 394,746.13, 592,181.30 and 170,170.39

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Solution

The fourth proportional to 394,746.13, 592,181.30 and 170,170.39 is: 255,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,746.13 : 592,181.30 = 170,170.39 : x
  2. Step 2: Convert to fraction form
    394,746.13/592,181.30 = 170,170.39/x
  3. Step 3: Cross multiply
    394,746.13x = 592,181.30 × 170,170.39
  4. Step 4: Simplify right side
    394,746.13x = 100,771,722,771.71
  5. Step 5: Solve for x
    x = 100,771,722,771.71/394,746.13
  6. Step 6: Final answer
    x = 255,282.36

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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.