Home / 231,829.20-346,966.20-203,835.60

Finding the Fourth Proportional to 231,829.20, 346,966.20 and 203,835.60

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Solution

The fourth proportional to 231,829.20, 346,966.20 and 203,835.60 is: 305,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,829.20 : 346,966.20 = 203,835.60 : x
  2. Step 2: Convert to fraction form
    231,829.20/346,966.20 = 203,835.60/x
  3. Step 3: Cross multiply
    231,829.20x = 346,966.20 × 203,835.60
  4. Step 4: Simplify right side
    231,829.20x = 70,724,063,556.72
  5. Step 5: Solve for x
    x = 70,724,063,556.72/231,829.20
  6. Step 6: Final answer
    x = 305,069.70

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1.5x scale

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.