Home / 727,295.73-1,091,115.30-228,659.73

Finding the Fourth Proportional to 727,295.73, 1,091,115.30 and 228,659.73

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Solution

The fourth proportional to 727,295.73, 1,091,115.30 and 228,659.73 is: 343,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,295.73 : 1,091,115.30 = 228,659.73 : x
  2. Step 2: Convert to fraction form
    727,295.73/1,091,115.30 = 228,659.73/x
  3. Step 3: Cross multiply
    727,295.73x = 1,091,115.30 × 228,659.73
  4. Step 4: Simplify right side
    727,295.73x = 249,494,129,896.87
  5. Step 5: Solve for x
    x = 249,494,129,896.87/727,295.73
  6. Step 6: Final answer
    x = 343,043.58

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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.