Home / 791,999.60-1,187,999.40-231,034.10

Finding the Fourth Proportional to 791,999.60, 1,187,999.40 and 231,034.10

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Solution

The fourth proportional to 791,999.60, 1,187,999.40 and 231,034.10 is: 346,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,999.60 : 1,187,999.40 = 231,034.10 : x
  2. Step 2: Convert to fraction form
    791,999.60/1,187,999.40 = 231,034.10/x
  3. Step 3: Cross multiply
    791,999.60x = 1,187,999.40 × 231,034.10
  4. Step 4: Simplify right side
    791,999.60x = 274,468,372,179.54
  5. Step 5: Solve for x
    x = 274,468,372,179.54/791,999.60
  6. Step 6: Final answer
    x = 346,551.15

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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.