Home / 230,819.60-346,229.40-188,829.20

Finding the Fourth Proportional to 230,819.60, 346,229.40 and 188,829.20

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Solution

The fourth proportional to 230,819.60, 346,229.40 and 188,829.20 is: 283,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,819.60 : 346,229.40 = 188,829.20 : x
  2. Step 2: Convert to fraction form
    230,819.60/346,229.40 = 188,829.20/x
  3. Step 3: Cross multiply
    230,819.60x = 346,229.40 × 188,829.20
  4. Step 4: Simplify right side
    230,819.60x = 65,378,220,618.48
  5. Step 5: Solve for x
    x = 65,378,220,618.48/230,819.60
  6. Step 6: Final answer
    x = 283,243.80

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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.