Home / 727,297.73-1,091,118.30-228,661.73

Finding the Fourth Proportional to 727,297.73, 1,091,118.30 and 228,661.73

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Solution

The fourth proportional to 727,297.73, 1,091,118.30 and 228,661.73 is: 343,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,297.73 : 1,091,118.30 = 228,661.73 : x
  2. Step 2: Convert to fraction form
    727,297.73/1,091,118.30 = 228,661.73/x
  3. Step 3: Cross multiply
    727,297.73x = 1,091,118.30 × 228,661.73
  4. Step 4: Simplify right side
    727,297.73x = 249,496,998,112.66
  5. Step 5: Solve for x
    x = 249,496,998,112.66/727,297.73
  6. Step 6: Final answer
    x = 343,046.58

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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.