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Finding the Fourth Proportional to 632,712.36, 949,167.51 and 206,149.16

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Solution

The fourth proportional to 632,712.36, 949,167.51 and 206,149.16 is: 309,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,712.36 : 949,167.51 = 206,149.16 : x
  2. Step 2: Convert to fraction form
    632,712.36/949,167.51 = 206,149.16/x
  3. Step 3: Cross multiply
    632,712.36x = 949,167.51 × 206,149.16
  4. Step 4: Simplify right side
    632,712.36x = 195,670,087,258.71
  5. Step 5: Solve for x
    x = 195,670,087,258.71/632,712.36
  6. Step 6: Final answer
    x = 309,255.99

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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.