Home / 842,780.44-1,264,170.66-251,804.44

Finding the Fourth Proportional to 842,780.44, 1,264,170.66 and 251,804.44

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Solution

The fourth proportional to 842,780.44, 1,264,170.66 and 251,804.44 is: 377,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,780.44 : 1,264,170.66 = 251,804.44 : x
  2. Step 2: Convert to fraction form
    842,780.44/1,264,170.66 = 251,804.44/x
  3. Step 3: Cross multiply
    842,780.44x = 1,264,170.66 × 251,804.44
  4. Step 4: Simplify right side
    842,780.44x = 318,323,781,945.30
  5. Step 5: Solve for x
    x = 318,323,781,945.30/842,780.44
  6. Step 6: Final answer
    x = 377,706.66

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Similar ratio
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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.