Home / 677,750.46-1,016,330.38-228,387.58

Finding the Fourth Proportional to 677,750.46, 1,016,330.38 and 228,387.58

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Solution

The fourth proportional to 677,750.46, 1,016,330.38 and 228,387.58 is: 342,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,750.46 : 1,016,330.38 = 228,387.58 : x
  2. Step 2: Convert to fraction form
    677,750.46/1,016,330.38 = 228,387.58/x
  3. Step 3: Cross multiply
    677,750.46x = 1,016,330.38 × 228,387.58
  4. Step 4: Simplify right side
    677,750.46x = 232,117,235,968.68
  5. Step 5: Solve for x
    x = 232,117,235,968.68/677,750.46
  6. Step 6: Final answer
    x = 342,481.86

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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.