Home / 751,266.54-1,127,084.76-218,791.98

Finding the Fourth Proportional to 751,266.54, 1,127,084.76 and 218,791.98

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Solution

The fourth proportional to 751,266.54, 1,127,084.76 and 218,791.98 is: 328,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,266.54 : 1,127,084.76 = 218,791.98 : x
  2. Step 2: Convert to fraction form
    751,266.54/1,127,084.76 = 218,791.98/x
  3. Step 3: Cross multiply
    751,266.54x = 1,127,084.76 × 218,791.98
  4. Step 4: Simplify right side
    751,266.54x = 246,597,106,268.23
  5. Step 5: Solve for x
    x = 246,597,106,268.23/751,266.54
  6. Step 6: Final answer
    x = 328,241.83

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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.