Home / 334,309.36-501,480.78-109,649.92

Finding the Fourth Proportional to 334,309.36, 501,480.78 and 109,649.92

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Solution

The fourth proportional to 334,309.36, 501,480.78 and 109,649.92 is: 164,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,309.36 : 501,480.78 = 109,649.92 : x
  2. Step 2: Convert to fraction form
    334,309.36/501,480.78 = 109,649.92/x
  3. Step 3: Cross multiply
    334,309.36x = 501,480.78 × 109,649.92
  4. Step 4: Simplify right side
    334,309.36x = 54,987,327,408.54
  5. Step 5: Solve for x
    x = 54,987,327,408.54/334,309.36
  6. Step 6: Final answer
    x = 164,480.37

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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.