Home / 474,766.87-655,177.19-259,905.06

Finding the Fourth Proportional to 474,766.87, 655,177.19 and 259,905.06

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Solution

The fourth proportional to 474,766.87, 655,177.19 and 259,905.06 is: 358,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,766.87 : 655,177.19 = 259,905.06 : x
  2. Step 2: Convert to fraction form
    474,766.87/655,177.19 = 259,905.06/x
  3. Step 3: Cross multiply
    474,766.87x = 655,177.19 × 259,905.06
  4. Step 4: Simplify right side
    474,766.87x = 170,283,863,601.70
  5. Step 5: Solve for x
    x = 170,283,863,601.70/474,766.87
  6. Step 6: Final answer
    x = 358,668.38

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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.