Home / 752,021.73-1,037,791.70-429,731.06

Finding the Fourth Proportional to 752,021.73, 1,037,791.70 and 429,731.06

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Solution

The fourth proportional to 752,021.73, 1,037,791.70 and 429,731.06 is: 593,029.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,021.73 : 1,037,791.70 = 429,731.06 : x
  2. Step 2: Convert to fraction form
    752,021.73/1,037,791.70 = 429,731.06/x
  3. Step 3: Cross multiply
    752,021.73x = 1,037,791.70 × 429,731.06
  4. Step 4: Simplify right side
    752,021.73x = 445,971,319,962.59
  5. Step 5: Solve for x
    x = 445,971,319,962.59/752,021.73
  6. Step 6: Final answer
    x = 593,029.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.