Home / 263,498.54-395,258.73-76,510.04

Finding the Fourth Proportional to 263,498.54, 395,258.73 and 76,510.04

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Solution

The fourth proportional to 263,498.54, 395,258.73 and 76,510.04 is: 114,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,498.54 : 395,258.73 = 76,510.04 : x
  2. Step 2: Convert to fraction form
    263,498.54/395,258.73 = 76,510.04/x
  3. Step 3: Cross multiply
    263,498.54x = 395,258.73 × 76,510.04
  4. Step 4: Simplify right side
    263,498.54x = 30,241,259,266.36
  5. Step 5: Solve for x
    x = 30,241,259,266.36/263,498.54
  6. Step 6: Final answer
    x = 114,768.23

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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.