Home / 351,239.85-484,592.62-228,676.25

Finding the Fourth Proportional to 351,239.85, 484,592.62 and 228,676.25

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Solution

The fourth proportional to 351,239.85, 484,592.62 and 228,676.25 is: 315,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,239.85 : 484,592.62 = 228,676.25 : x
  2. Step 2: Convert to fraction form
    351,239.85/484,592.62 = 228,676.25/x
  3. Step 3: Cross multiply
    351,239.85x = 484,592.62 × 228,676.25
  4. Step 4: Simplify right side
    351,239.85x = 110,814,823,119.28
  5. Step 5: Solve for x
    x = 110,814,823,119.28/351,239.85
  6. Step 6: Final answer
    x = 315,496.16

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1.5x scale

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.