Home / 239,446.74-330,650.10-228,103.50

Finding the Fourth Proportional to 239,446.74, 330,650.10 and 228,103.50

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Solution

The fourth proportional to 239,446.74, 330,650.10 and 228,103.50 is: 314,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,446.74 : 330,650.10 = 228,103.50 : x
  2. Step 2: Convert to fraction form
    239,446.74/330,650.10 = 228,103.50/x
  3. Step 3: Cross multiply
    239,446.74x = 330,650.10 × 228,103.50
  4. Step 4: Simplify right side
    239,446.74x = 75,422,445,085.35
  5. Step 5: Solve for x
    x = 75,422,445,085.35/239,446.74
  6. Step 6: Final answer
    x = 314,986.31

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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.