Home / 340,949.06-470,512.89-187,992.74

Finding the Fourth Proportional to 340,949.06, 470,512.89 and 187,992.74

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Solution

The fourth proportional to 340,949.06, 470,512.89 and 187,992.74 is: 259,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,949.06 : 470,512.89 = 187,992.74 : x
  2. Step 2: Convert to fraction form
    340,949.06/470,512.89 = 187,992.74/x
  3. Step 3: Cross multiply
    340,949.06x = 470,512.89 × 187,992.74
  4. Step 4: Simplify right side
    340,949.06x = 88,453,005,558.32
  5. Step 5: Solve for x
    x = 88,453,005,558.32/340,949.06
  6. Step 6: Final answer
    x = 259,431.73

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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.