Home / 737,139.66-1,105,708.56-231,744.75

Finding the Fourth Proportional to 737,139.66, 1,105,708.56 and 231,744.75

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Solution

The fourth proportional to 737,139.66, 1,105,708.56 and 231,744.75 is: 347,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,139.66 : 1,105,708.56 = 231,744.75 : x
  2. Step 2: Convert to fraction form
    737,139.66/1,105,708.56 = 231,744.75/x
  3. Step 3: Cross multiply
    737,139.66x = 1,105,708.56 × 231,744.75
  4. Step 4: Simplify right side
    737,139.66x = 256,242,153,810.06
  5. Step 5: Solve for x
    x = 256,242,153,810.06/737,139.66
  6. Step 6: Final answer
    x = 347,616.83

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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.