Home / 227,811.60-341,717.40-205,261.20

Finding the Fourth Proportional to 227,811.60, 341,717.40 and 205,261.20

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Solution

The fourth proportional to 227,811.60, 341,717.40 and 205,261.20 is: 307,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,811.60 : 341,717.40 = 205,261.20 : x
  2. Step 2: Convert to fraction form
    227,811.60/341,717.40 = 205,261.20/x
  3. Step 3: Cross multiply
    227,811.60x = 341,717.40 × 205,261.20
  4. Step 4: Simplify right side
    227,811.60x = 70,141,323,584.88
  5. Step 5: Solve for x
    x = 70,141,323,584.88/227,811.60
  6. Step 6: Final answer
    x = 307,891.80

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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.