Home / 510,517.42-765,867.33-173,540.36

Finding the Fourth Proportional to 510,517.42, 765,867.33 and 173,540.36

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Solution

The fourth proportional to 510,517.42, 765,867.33 and 173,540.36 is: 260,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,517.42 : 765,867.33 = 173,540.36 : x
  2. Step 2: Convert to fraction form
    510,517.42/765,867.33 = 173,540.36/x
  3. Step 3: Cross multiply
    510,517.42x = 765,867.33 × 173,540.36
  4. Step 4: Simplify right side
    510,517.42x = 132,908,892,160.44
  5. Step 5: Solve for x
    x = 132,908,892,160.44/510,517.42
  6. Step 6: Final answer
    x = 260,341.54

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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.