Home / 451,401.48-622,769.04-270,118.44

Finding the Fourth Proportional to 451,401.48, 622,769.04 and 270,118.44

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Solution

The fourth proportional to 451,401.48, 622,769.04 and 270,118.44 is: 372,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,401.48 : 622,769.04 = 270,118.44 : x
  2. Step 2: Convert to fraction form
    451,401.48/622,769.04 = 270,118.44/x
  3. Step 3: Cross multiply
    451,401.48x = 622,769.04 × 270,118.44
  4. Step 4: Simplify right side
    451,401.48x = 168,221,401,565.10
  5. Step 5: Solve for x
    x = 168,221,401,565.10/451,401.48
  6. Step 6: Final answer
    x = 372,664.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.