Home / 1,273,292.33-1,757,393.03-729,792.36

Finding the Fourth Proportional to 1,273,292.33, 1,757,393.03 and 729,792.36

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Solution

The fourth proportional to 1,273,292.33, 1,757,393.03 and 729,792.36 is: 1,007,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,292.33 : 1,757,393.03 = 729,792.36 : x
  2. Step 2: Convert to fraction form
    1,273,292.33/1,757,393.03 = 729,792.36/x
  3. Step 3: Cross multiply
    1,273,292.33x = 1,757,393.03 × 729,792.36
  4. Step 4: Simplify right side
    1,273,292.33x = 1,282,532,008,635.73
  5. Step 5: Solve for x
    x = 1,282,532,008,635.73/1,273,292.33
  6. Step 6: Final answer
    x = 1,007,256.53

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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.