Home / 352,152.11-485,584.78-261,675.92

Finding the Fourth Proportional to 352,152.11, 485,584.78 and 261,675.92

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Solution

The fourth proportional to 352,152.11, 485,584.78 and 261,675.92 is: 360,826.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,152.11 : 485,584.78 = 261,675.92 : x
  2. Step 2: Convert to fraction form
    352,152.11/485,584.78 = 261,675.92/x
  3. Step 3: Cross multiply
    352,152.11x = 485,584.78 × 261,675.92
  4. Step 4: Simplify right side
    352,152.11x = 127,065,844,604.27
  5. Step 5: Solve for x
    x = 127,065,844,604.27/352,152.11
  6. Step 6: Final answer
    x = 360,826.59

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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.